Home / 11,385,609.76-17,078,431.05-4,654,023.76

Finding the Fourth Proportional to 11,385,609.76, 17,078,431.05 and 4,654,023.76

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Solution

The fourth proportional to 11,385,609.76, 17,078,431.05 and 4,654,023.76 is: 6,981,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,385,609.76 : 17,078,431.05 = 4,654,023.76 : x
  2. Step 2: Convert to fraction form
    11,385,609.76/17,078,431.05 = 4,654,023.76/x
  3. Step 3: Cross multiply
    11,385,609.76x = 17,078,431.05 × 4,654,023.76
  4. Step 4: Simplify right side
    11,385,609.76x = 79,483,423,890,221.75
  5. Step 5: Solve for x
    x = 79,483,423,890,221.75/11,385,609.76
  6. Step 6: Final answer
    x = 6,981,042.35

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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.