Home / 25,315,387.25-34,935,402.11-13,712,950.62

Finding the Fourth Proportional to 25,315,387.25, 34,935,402.11 and 13,712,950.62

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Solution

The fourth proportional to 25,315,387.25, 34,935,402.11 and 13,712,950.62 is: 18,923,962.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,315,387.25 : 34,935,402.11 = 13,712,950.62 : x
  2. Step 2: Convert to fraction form
    25,315,387.25/34,935,402.11 = 13,712,950.62/x
  3. Step 3: Cross multiply
    25,315,387.25x = 34,935,402.11 × 13,712,950.62
  4. Step 4: Simplify right side
    25,315,387.25x = 479,067,443,955,709
  5. Step 5: Solve for x
    x = 479,067,443,955,709/25,315,387.25
  6. Step 6: Final answer
    x = 18,923,962.70

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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.