Home / 13,754,952.72-18,981,874.53-7,560,634.14

Finding the Fourth Proportional to 13,754,952.72, 18,981,874.53 and 7,560,634.14

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Solution

The fourth proportional to 13,754,952.72, 18,981,874.53 and 7,560,634.14 is: 10,433,696.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,754,952.72 : 18,981,874.53 = 7,560,634.14 : x
  2. Step 2: Convert to fraction form
    13,754,952.72/18,981,874.53 = 7,560,634.14/x
  3. Step 3: Cross multiply
    13,754,952.72x = 18,981,874.53 × 7,560,634.14
  4. Step 4: Simplify right side
    13,754,952.72x = 143,515,008,612,714.47
  5. Step 5: Solve for x
    x = 143,515,008,612,714.47/13,754,952.72
  6. Step 6: Final answer
    x = 10,433,696.98

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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.