Home / 10,531,545.90-15,797,318.85-9,710,400.30

Finding the Fourth Proportional to 10,531,545.90, 15,797,318.85 and 9,710,400.30

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Solution

The fourth proportional to 10,531,545.90, 15,797,318.85 and 9,710,400.30 is: 14,565,600.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531,545.90 : 15,797,318.85 = 9,710,400.30 : x
  2. Step 2: Convert to fraction form
    10,531,545.90/15,797,318.85 = 9,710,400.30/x
  3. Step 3: Cross multiply
    10,531,545.90x = 15,797,318.85 × 9,710,400.30
  4. Step 4: Simplify right side
    10,531,545.90x = 153,398,289,700,235.66
  5. Step 5: Solve for x
    x = 153,398,289,700,235.66/10,531,545.90
  6. Step 6: Final answer
    x = 14,565,600.45

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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.