Home / 12,820,444.20-19,230,666.30-3,722,524.20

Finding the Fourth Proportional to 12,820,444.20, 19,230,666.30 and 3,722,524.20

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Solution

The fourth proportional to 12,820,444.20, 19,230,666.30 and 3,722,524.20 is: 5,583,786.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,820,444.20 : 19,230,666.30 = 3,722,524.20 : x
  2. Step 2: Convert to fraction form
    12,820,444.20/19,230,666.30 = 3,722,524.20/x
  3. Step 3: Cross multiply
    12,820,444.20x = 19,230,666.30 × 3,722,524.20
  4. Step 4: Simplify right side
    12,820,444.20x = 71,586,620,683,874.47
  5. Step 5: Solve for x
    x = 71,586,620,683,874.47/12,820,444.20
  6. Step 6: Final answer
    x = 5,583,786.30

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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.