Home / 7,225,838.11-9,970,740.10-3,961,793.92

Finding the Fourth Proportional to 7,225,838.11, 9,970,740.10 and 3,961,793.92

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Solution

The fourth proportional to 7,225,838.11, 9,970,740.10 and 3,961,793.92 is: 5,466,773.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225,838.11 : 9,970,740.10 = 3,961,793.92 : x
  2. Step 2: Convert to fraction form
    7,225,838.11/9,970,740.10 = 3,961,793.92/x
  3. Step 3: Cross multiply
    7,225,838.11x = 9,970,740.10 × 3,961,793.92
  4. Step 4: Simplify right side
    7,225,838.11x = 39,502,017,471,248.86
  5. Step 5: Solve for x
    x = 39,502,017,471,248.86/7,225,838.11
  6. Step 6: Final answer
    x = 5,466,773.11

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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.