Home / 10,891,042.20-16,336,656.68-3,109,936.32

Finding the Fourth Proportional to 10,891,042.20, 16,336,656.68 and 3,109,936.32

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Solution

The fourth proportional to 10,891,042.20, 16,336,656.68 and 3,109,936.32 is: 4,664,931.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,891,042.20 : 16,336,656.68 = 3,109,936.32 : x
  2. Step 2: Convert to fraction form
    10,891,042.20/16,336,656.68 = 3,109,936.32/x
  3. Step 3: Cross multiply
    10,891,042.20x = 16,336,656.68 × 3,109,936.32
  4. Step 4: Simplify right side
    10,891,042.20x = 50,805,961,956,502.62
  5. Step 5: Solve for x
    x = 50,805,961,956,502.62/10,891,042.20
  6. Step 6: Final answer
    x = 4,664,931.14

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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.