Home / 9,385,330.38-12,951,755.94-5,092,978.38

Finding the Fourth Proportional to 9,385,330.38, 12,951,755.94 and 5,092,978.38

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Solution

The fourth proportional to 9,385,330.38, 12,951,755.94 and 5,092,978.38 is: 7,028,310.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385,330.38 : 12,951,755.94 = 5,092,978.38 : x
  2. Step 2: Convert to fraction form
    9,385,330.38/12,951,755.94 = 5,092,978.38/x
  3. Step 3: Cross multiply
    9,385,330.38x = 12,951,755.94 × 5,092,978.38
  4. Step 4: Simplify right side
    9,385,330.38x = 65,963,012,985,456.57
  5. Step 5: Solve for x
    x = 65,963,012,985,456.57/9,385,330.38
  6. Step 6: Final answer
    x = 7,028,310.17

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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.