Home / 49,966,820.02-74,918,120-20,840,753.15

Finding the Fourth Proportional to 49,966,820.02, 74,918,120 and 20,840,753.15

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Solution

The fourth proportional to 49,966,820.02, 74,918,120 and 20,840,753.15 is: 31,247,736.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,966,820.02 : 74,918,120 = 20,840,753.15 : x
  2. Step 2: Convert to fraction form
    49,966,820.02/74,918,120 = 20,840,753.15/x
  3. Step 3: Cross multiply
    49,966,820.02x = 74,918,120 × 20,840,753.15
  4. Step 4: Simplify right side
    49,966,820.02x = 1,561,350,045,007,487.25
  5. Step 5: Solve for x
    x = 1,561,350,045,007,487.25/49,966,820.02
  6. Step 6: Final answer
    x = 31,247,736.89

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