Home / 31,390,277.28-47,060,006.62-9,813,772.68

Finding the Fourth Proportional to 31,390,277.28, 47,060,006.62 and 9,813,772.68

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Solution

The fourth proportional to 31,390,277.28, 47,060,006.62 and 9,813,772.68 is: 14,712,715.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,390,277.28 : 47,060,006.62 = 9,813,772.68 : x
  2. Step 2: Convert to fraction form
    31,390,277.28/47,060,006.62 = 9,813,772.68/x
  3. Step 3: Cross multiply
    31,390,277.28x = 47,060,006.62 × 9,813,772.68
  4. Step 4: Simplify right side
    31,390,277.28x = 461,836,207,287,975.12
  5. Step 5: Solve for x
    x = 461,836,207,287,975.12/31,390,277.28
  6. Step 6: Final answer
    x = 14,712,715.12

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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.