Home / 69,406,489.17-95,777,268.21-40,036,074.39

Finding the Fourth Proportional to 69,406,489.17, 95,777,268.21 and 40,036,074.39

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Solution

The fourth proportional to 69,406,489.17, 95,777,268.21 and 40,036,074.39 is: 55,247,655.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,406,489.17 : 95,777,268.21 = 40,036,074.39 : x
  2. Step 2: Convert to fraction form
    69,406,489.17/95,777,268.21 = 40,036,074.39/x
  3. Step 3: Cross multiply
    69,406,489.17x = 95,777,268.21 × 40,036,074.39
  4. Step 4: Simplify right side
    69,406,489.17x = 3,834,545,834,926,542
  5. Step 5: Solve for x
    x = 3,834,545,834,926,542/69,406,489.17
  6. Step 6: Final answer
    x = 55,247,655.96

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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.