Home / 11,039,119.52-15,234,129.20-6,078,137.92

Finding the Fourth Proportional to 11,039,119.52, 15,234,129.20 and 6,078,137.92

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Solution

The fourth proportional to 11,039,119.52, 15,234,129.20 and 6,078,137.92 is: 8,387,909.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039,119.52 : 15,234,129.20 = 6,078,137.92 : x
  2. Step 2: Convert to fraction form
    11,039,119.52/15,234,129.20 = 6,078,137.92/x
  3. Step 3: Cross multiply
    11,039,119.52x = 15,234,129.20 × 6,078,137.92
  4. Step 4: Simplify right side
    11,039,119.52x = 92,595,138,368,699.27
  5. Step 5: Solve for x
    x = 92,595,138,368,699.27/11,039,119.52
  6. Step 6: Final answer
    x = 8,387,909.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.