Home / 7,515,337.68-11,275,040.43-5,359,086.90

Finding the Fourth Proportional to 7,515,337.68, 11,275,040.43 and 5,359,086.90

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Solution

The fourth proportional to 7,515,337.68, 11,275,040.43 and 5,359,086.90 is: 8,040,080.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515,337.68 : 11,275,040.43 = 5,359,086.90 : x
  2. Step 2: Convert to fraction form
    7,515,337.68/11,275,040.43 = 5,359,086.90/x
  3. Step 3: Cross multiply
    7,515,337.68x = 11,275,040.43 × 5,359,086.90
  4. Step 4: Simplify right side
    7,515,337.68x = 60,423,921,465,383.37
  5. Step 5: Solve for x
    x = 60,423,921,465,383.37/7,515,337.68
  6. Step 6: Final answer
    x = 8,040,080.70

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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.