Home / 9,227,780.28-12,732,489.90-5,152,772.28

Finding the Fourth Proportional to 9,227,780.28, 12,732,489.90 and 5,152,772.28

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Solution

The fourth proportional to 9,227,780.28, 12,732,489.90 and 5,152,772.28 is: 7,109,794.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,227,780.28 : 12,732,489.90 = 5,152,772.28 : x
  2. Step 2: Convert to fraction form
    9,227,780.28/12,732,489.90 = 5,152,772.28/x
  3. Step 3: Cross multiply
    9,227,780.28x = 12,732,489.90 × 5,152,772.28
  4. Step 4: Simplify right side
    9,227,780.28x = 65,607,621,012,099.98
  5. Step 5: Solve for x
    x = 65,607,621,012,099.98/9,227,780.28
  6. Step 6: Final answer
    x = 7,109,794.45

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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.