Home / 27,981,894.74-38,614,497.37-15,251,714.20

Finding the Fourth Proportional to 27,981,894.74, 38,614,497.37 and 15,251,714.20

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Solution

The fourth proportional to 27,981,894.74, 38,614,497.37 and 15,251,714.20 is: 21,047,083.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,981,894.74 : 38,614,497.37 = 15,251,714.20 : x
  2. Step 2: Convert to fraction form
    27,981,894.74/38,614,497.37 = 15,251,714.20/x
  3. Step 3: Cross multiply
    27,981,894.74x = 38,614,497.37 × 15,251,714.20
  4. Step 4: Simplify right side
    27,981,894.74x = 588,937,277,944,265.62
  5. Step 5: Solve for x
    x = 588,937,277,944,265.62/27,981,894.74
  6. Step 6: Final answer
    x = 21,047,083.60

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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.