Home / 11,688,049.10-17,532,073.65-3,168,371.90

Finding the Fourth Proportional to 11,688,049.10, 17,532,073.65 and 3,168,371.90

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Solution

The fourth proportional to 11,688,049.10, 17,532,073.65 and 3,168,371.90 is: 4,752,557.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688,049.10 : 17,532,073.65 = 3,168,371.90 : x
  2. Step 2: Convert to fraction form
    11,688,049.10/17,532,073.65 = 3,168,371.90/x
  3. Step 3: Cross multiply
    11,688,049.10x = 17,532,073.65 × 3,168,371.90
  4. Step 4: Simplify right side
    11,688,049.10x = 55,548,129,501,390.43
  5. Step 5: Solve for x
    x = 55,548,129,501,390.43/11,688,049.10
  6. Step 6: Final answer
    x = 4,752,557.85

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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.