Home / 69,489,776.96-95,897,657.07-38,127,817.65

Finding the Fourth Proportional to 69,489,776.96, 95,897,657.07 and 38,127,817.65

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Solution

The fourth proportional to 69,489,776.96, 95,897,657.07 and 38,127,817.65 is: 52,617,356.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,489,776.96 : 95,897,657.07 = 38,127,817.65 : x
  2. Step 2: Convert to fraction form
    69,489,776.96/95,897,657.07 = 38,127,817.65/x
  3. Step 3: Cross multiply
    69,489,776.96x = 95,897,657.07 × 38,127,817.65
  4. Step 4: Simplify right side
    69,489,776.96x = 3,656,368,381,540,131.50
  5. Step 5: Solve for x
    x = 3,656,368,381,540,131.50/69,489,776.96
  6. Step 6: Final answer
    x = 52,617,356.71

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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.