Home / 14,919,279.92-20,588,575.92-8,392,914.08

Finding the Fourth Proportional to 14,919,279.92, 20,588,575.92 and 8,392,914.08

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Solution

The fourth proportional to 14,919,279.92, 20,588,575.92 and 8,392,914.08 is: 11,582,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,919,279.92 : 20,588,575.92 = 8,392,914.08 : x
  2. Step 2: Convert to fraction form
    14,919,279.92/20,588,575.92 = 8,392,914.08/x
  3. Step 3: Cross multiply
    14,919,279.92x = 20,588,575.92 × 8,392,914.08
  4. Step 4: Simplify right side
    14,919,279.92x = 172,798,148,726,116.97
  5. Step 5: Solve for x
    x = 172,798,148,726,116.97/14,919,279.92
  6. Step 6: Final answer
    x = 11,582,204.35

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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.