Home / 87,445,338.60-131,168,007.90-26,864,077.80

Finding the Fourth Proportional to 87,445,338.60, 131,168,007.90 and 26,864,077.80

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Solution

The fourth proportional to 87,445,338.60, 131,168,007.90 and 26,864,077.80 is: 40,296,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,445,338.60 : 131,168,007.90 = 26,864,077.80 : x
  2. Step 2: Convert to fraction form
    87,445,338.60/131,168,007.90 = 26,864,077.80/x
  3. Step 3: Cross multiply
    87,445,338.60x = 131,168,007.90 × 26,864,077.80
  4. Step 4: Simplify right side
    87,445,338.60x = 3,523,707,569,096,615
  5. Step 5: Solve for x
    x = 3,523,707,569,096,615/87,445,338.60
  6. Step 6: Final answer
    x = 40,296,116.70

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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.