Home / 14,489,759.52-19,996,318.13-7,963,270.38

Finding the Fourth Proportional to 14,489,759.52, 19,996,318.13 and 7,963,270.38

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Solution

The fourth proportional to 14,489,759.52, 19,996,318.13 and 7,963,270.38 is: 10,989,560.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,759.52 : 19,996,318.13 = 7,963,270.38 : x
  2. Step 2: Convert to fraction form
    14,489,759.52/19,996,318.13 = 7,963,270.38/x
  3. Step 3: Cross multiply
    14,489,759.52x = 19,996,318.13 × 7,963,270.38
  4. Step 4: Simplify right side
    14,489,759.52x = 159,236,087,873,685.97
  5. Step 5: Solve for x
    x = 159,236,087,873,685.97/14,489,759.52
  6. Step 6: Final answer
    x = 10,989,560.43

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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.