Home / 25,709,853.18-38,544,488.46-12,747,066.15

Finding the Fourth Proportional to 25,709,853.18, 38,544,488.46 and 12,747,066.15

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Solution

The fourth proportional to 25,709,853.18, 38,544,488.46 and 12,747,066.15 is: 19,110,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,709,853.18 : 38,544,488.46 = 12,747,066.15 : x
  2. Step 2: Convert to fraction form
    25,709,853.18/38,544,488.46 = 12,747,066.15/x
  3. Step 3: Cross multiply
    25,709,853.18x = 38,544,488.46 × 12,747,066.15
  4. Step 4: Simplify right side
    25,709,853.18x = 491,329,144,117,531.62
  5. Step 5: Solve for x
    x = 491,329,144,117,531.62/25,709,853.18
  6. Step 6: Final answer
    x = 19,110,538.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.