Home / 50,688,002.20-76,032,003.30-30,532,610.20

Finding the Fourth Proportional to 50,688,002.20, 76,032,003.30 and 30,532,610.20

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Solution

The fourth proportional to 50,688,002.20, 76,032,003.30 and 30,532,610.20 is: 45,798,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688,002.20 : 76,032,003.30 = 30,532,610.20 : x
  2. Step 2: Convert to fraction form
    50,688,002.20/76,032,003.30 = 30,532,610.20/x
  3. Step 3: Cross multiply
    50,688,002.20x = 76,032,003.30 × 30,532,610.20
  4. Step 4: Simplify right side
    50,688,002.20x = 2,321,455,519,484,013.50
  5. Step 5: Solve for x
    x = 2,321,455,519,484,013.50/50,688,002.20
  6. Step 6: Final answer
    x = 45,798,915.30

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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.