Home / 60,678,064.20-91,017,096.30-20,288,548.20

Finding the Fourth Proportional to 60,678,064.20, 91,017,096.30 and 20,288,548.20

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Solution

The fourth proportional to 60,678,064.20, 91,017,096.30 and 20,288,548.20 is: 30,432,822.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,678,064.20 : 91,017,096.30 = 20,288,548.20 : x
  2. Step 2: Convert to fraction form
    60,678,064.20/91,017,096.30 = 20,288,548.20/x
  3. Step 3: Cross multiply
    60,678,064.20x = 91,017,096.30 × 20,288,548.20
  4. Step 4: Simplify right side
    60,678,064.20x = 1,846,604,745,306,591.50
  5. Step 5: Solve for x
    x = 1,846,604,745,306,591.50/60,678,064.20
  6. Step 6: Final answer
    x = 30,432,822.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.