Home / 69,305,877.75-95,642,867.12-38,366,563.71

Finding the Fourth Proportional to 69,305,877.75, 95,642,867.12 and 38,366,563.71

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Solution

The fourth proportional to 69,305,877.75, 95,642,867.12 and 38,366,563.71 is: 52,946,276.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,305,877.75 : 95,642,867.12 = 38,366,563.71 : x
  2. Step 2: Convert to fraction form
    69,305,877.75/95,642,867.12 = 38,366,563.71/x
  3. Step 3: Cross multiply
    69,305,877.75x = 95,642,867.12 × 38,366,563.71
  4. Step 4: Simplify right side
    69,305,877.75x = 3,669,488,154,527,437.50
  5. Step 5: Solve for x
    x = 3,669,488,154,527,437.50/69,305,877.75
  6. Step 6: Final answer
    x = 52,946,276.33

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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.