Home / 9,227,778.78-12,732,487.83-5,152,770.78

Finding the Fourth Proportional to 9,227,778.78, 12,732,487.83 and 5,152,770.78

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Solution

The fourth proportional to 9,227,778.78, 12,732,487.83 and 5,152,770.78 is: 7,109,792.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,227,778.78 : 12,732,487.83 = 5,152,770.78 : x
  2. Step 2: Convert to fraction form
    9,227,778.78/12,732,487.83 = 5,152,770.78/x
  3. Step 3: Cross multiply
    9,227,778.78x = 12,732,487.83 × 5,152,770.78
  4. Step 4: Simplify right side
    9,227,778.78x = 65,607,591,247,129.61
  5. Step 5: Solve for x
    x = 65,607,591,247,129.61/9,227,778.78
  6. Step 6: Final answer
    x = 7,109,792.38

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1.5x scale

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.