Home / 87,442,004.70-131,163,007.05-26,857,730.70

Finding the Fourth Proportional to 87,442,004.70, 131,163,007.05 and 26,857,730.70

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Solution

The fourth proportional to 87,442,004.70, 131,163,007.05 and 26,857,730.70 is: 40,286,596.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,442,004.70 : 131,163,007.05 = 26,857,730.70 : x
  2. Step 2: Convert to fraction form
    87,442,004.70/131,163,007.05 = 26,857,730.70/x
  3. Step 3: Cross multiply
    87,442,004.70x = 131,163,007.05 × 26,857,730.70
  4. Step 4: Simplify right side
    87,442,004.70x = 3,522,740,721,151,101.50
  5. Step 5: Solve for x
    x = 3,522,740,721,151,101.50/87,442,004.70
  6. Step 6: Final answer
    x = 40,286,596.05

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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.