Home / 8,771,164.70-13,156,747.05-8,393,251.10

Finding the Fourth Proportional to 8,771,164.70, 13,156,747.05 and 8,393,251.10

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Solution

The fourth proportional to 8,771,164.70, 13,156,747.05 and 8,393,251.10 is: 12,589,876.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771,164.70 : 13,156,747.05 = 8,393,251.10 : x
  2. Step 2: Convert to fraction form
    8,771,164.70/13,156,747.05 = 8,393,251.10/x
  3. Step 3: Cross multiply
    8,771,164.70x = 13,156,747.05 × 8,393,251.10
  4. Step 4: Simplify right side
    8,771,164.70x = 110,427,881,649,834.25
  5. Step 5: Solve for x
    x = 110,427,881,649,834.25/8,771,164.70
  6. Step 6: Final answer
    x = 12,589,876.65

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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.