Home / 10,309,681.28-14,227,154.88-5,725,845.92

Finding the Fourth Proportional to 10,309,681.28, 14,227,154.88 and 5,725,845.92

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Solution

The fourth proportional to 10,309,681.28, 14,227,154.88 and 5,725,845.92 is: 7,901,553.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,309,681.28 : 14,227,154.88 = 5,725,845.92 : x
  2. Step 2: Convert to fraction form
    10,309,681.28/14,227,154.88 = 5,725,845.92/x
  3. Step 3: Cross multiply
    10,309,681.28x = 14,227,154.88 × 5,725,845.92
  4. Step 4: Simplify right side
    10,309,681.28x = 81,462,496,722,856.09
  5. Step 5: Solve for x
    x = 81,462,496,722,856.09/10,309,681.28
  6. Step 6: Final answer
    x = 7,901,553.36

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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.