Home / 12,085,891.32-18,129,337.26-3,566,227.68

Finding the Fourth Proportional to 12,085,891.32, 18,129,337.26 and 3,566,227.68

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Solution

The fourth proportional to 12,085,891.32, 18,129,337.26 and 3,566,227.68 is: 5,349,489.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,085,891.32 : 18,129,337.26 = 3,566,227.68 : x
  2. Step 2: Convert to fraction form
    12,085,891.32/18,129,337.26 = 3,566,227.68/x
  3. Step 3: Cross multiply
    12,085,891.32x = 18,129,337.26 × 3,566,227.68
  4. Step 4: Simplify right side
    12,085,891.32x = 64,653,344,356,667.37
  5. Step 5: Solve for x
    x = 64,653,344,356,667.37/12,085,891.32
  6. Step 6: Final answer
    x = 5,349,489.14

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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.