Home / 27,820,748.52-38,397,230.33-15,434,832.43

Finding the Fourth Proportional to 27,820,748.52, 38,397,230.33 and 15,434,832.43

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Solution

The fourth proportional to 27,820,748.52, 38,397,230.33 and 15,434,832.43 is: 21,302,619.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,820,748.52 : 38,397,230.33 = 15,434,832.43 : x
  2. Step 2: Convert to fraction form
    27,820,748.52/38,397,230.33 = 15,434,832.43/x
  3. Step 3: Cross multiply
    27,820,748.52x = 38,397,230.33 × 15,434,832.43
  4. Step 4: Simplify right side
    27,820,748.52x = 592,654,815,890,486
  5. Step 5: Solve for x
    x = 592,654,815,890,486/27,820,748.52
  6. Step 6: Final answer
    x = 21,302,619.35

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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.