Home / 62,391,001.28-86,070,568.02-40,371,608.93

Finding the Fourth Proportional to 62,391,001.28, 86,070,568.02 and 40,371,608.93

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Solution

The fourth proportional to 62,391,001.28, 86,070,568.02 and 40,371,608.93 is: 55,694,046.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,391,001.28 : 86,070,568.02 = 40,371,608.93 : x
  2. Step 2: Convert to fraction form
    62,391,001.28/86,070,568.02 = 40,371,608.93/x
  3. Step 3: Cross multiply
    62,391,001.28x = 86,070,568.02 × 40,371,608.93
  4. Step 4: Simplify right side
    62,391,001.28x = 3,474,807,312,486,404
  5. Step 5: Solve for x
    x = 3,474,807,312,486,404/62,391,001.28
  6. Step 6: Final answer
    x = 55,694,046.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.