Home / 39,363,716.66-54,321,952.14-21,960,061.92

Finding the Fourth Proportional to 39,363,716.66, 54,321,952.14 and 21,960,061.92

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Solution

The fourth proportional to 39,363,716.66, 54,321,952.14 and 21,960,061.92 is: 30,304,898.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,363,716.66 : 54,321,952.14 = 21,960,061.92 : x
  2. Step 2: Convert to fraction form
    39,363,716.66/54,321,952.14 = 21,960,061.92/x
  3. Step 3: Cross multiply
    39,363,716.66x = 54,321,952.14 × 21,960,061.92
  4. Step 4: Simplify right side
    39,363,716.66x = 1,192,913,432,609,676.50
  5. Step 5: Solve for x
    x = 1,192,913,432,609,676.50/39,363,716.66
  6. Step 6: Final answer
    x = 30,304,898.37

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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.