Home / 69,323,700.12-95,672,092.42-38,386,747.80

Finding the Fourth Proportional to 69,323,700.12, 95,672,092.42 and 38,386,747.80

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Solution

The fourth proportional to 69,323,700.12, 95,672,092.42 and 38,386,747.80 is: 52,976,694.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,323,700.12 : 95,672,092.42 = 38,386,747.80 : x
  2. Step 2: Convert to fraction form
    69,323,700.12/95,672,092.42 = 38,386,747.80/x
  3. Step 3: Cross multiply
    69,323,700.12x = 95,672,092.42 × 38,386,747.80
  4. Step 4: Simplify right side
    69,323,700.12x = 3,672,540,483,224,831.50
  5. Step 5: Solve for x
    x = 3,672,540,483,224,831.50/69,323,700.12
  6. Step 6: Final answer
    x = 52,976,694.51

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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.