Home / 27,133,616.90-40,691,678.72-8,933,478.78

Finding the Fourth Proportional to 27,133,616.90, 40,691,678.72 and 8,933,478.78

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Solution

The fourth proportional to 27,133,616.90, 40,691,678.72 and 8,933,478.78 is: 13,397,338.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,133,616.90 : 40,691,678.72 = 8,933,478.78 : x
  2. Step 2: Convert to fraction form
    27,133,616.90/40,691,678.72 = 8,933,478.78/x
  3. Step 3: Cross multiply
    27,133,616.90x = 40,691,678.72 × 8,933,478.78
  4. Step 4: Simplify right side
    27,133,616.90x = 363,518,248,367,697.50
  5. Step 5: Solve for x
    x = 363,518,248,367,697.50/27,133,616.90
  6. Step 6: Final answer
    x = 13,397,338.43

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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.