Home / 69,331,432.77-95,676,200.91-38,390,937.75

Finding the Fourth Proportional to 69,331,432.77, 95,676,200.91 and 38,390,937.75

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Solution

The fourth proportional to 69,331,432.77, 95,676,200.91 and 38,390,937.75 is: 52,978,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,331,432.77 : 95,676,200.91 = 38,390,937.75 : x
  2. Step 2: Convert to fraction form
    69,331,432.77/95,676,200.91 = 38,390,937.75/x
  3. Step 3: Cross multiply
    69,331,432.77x = 95,676,200.91 × 38,390,937.75
  4. Step 4: Simplify right side
    69,331,432.77x = 3,673,099,073,292,303
  5. Step 5: Solve for x
    x = 3,673,099,073,292,303/69,331,432.77
  6. Step 6: Final answer
    x = 52,978,842.73

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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.