Home / 35,982,962.89-53,974,400.90-11,721,850.21

Finding the Fourth Proportional to 35,982,962.89, 53,974,400.90 and 11,721,850.21

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Solution

The fourth proportional to 35,982,962.89, 53,974,400.90 and 11,721,850.21 is: 17,582,761.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,982,962.89 : 53,974,400.90 = 11,721,850.21 : x
  2. Step 2: Convert to fraction form
    35,982,962.89/53,974,400.90 = 11,721,850.21/x
  3. Step 3: Cross multiply
    35,982,962.89x = 53,974,400.90 × 11,721,850.21
  4. Step 4: Simplify right side
    35,982,962.89x = 632,679,842,465,680
  5. Step 5: Solve for x
    x = 632,679,842,465,680/35,982,962.89
  6. Step 6: Final answer
    x = 17,582,761.16

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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.