Home / 18,302,422.40-25,246,849.20-11,414,947.04

Finding the Fourth Proportional to 18,302,422.40, 25,246,849.20 and 11,414,947.04

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Solution

The fourth proportional to 18,302,422.40, 25,246,849.20 and 11,414,947.04 is: 15,746,082.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,302,422.40 : 25,246,849.20 = 11,414,947.04 : x
  2. Step 2: Convert to fraction form
    18,302,422.40/25,246,849.20 = 11,414,947.04/x
  3. Step 3: Cross multiply
    18,302,422.40x = 25,246,849.20 × 11,414,947.04
  4. Step 4: Simplify right side
    18,302,422.40x = 288,191,446,544,866.31
  5. Step 5: Solve for x
    x = 288,191,446,544,866.31/18,302,422.40
  6. Step 6: Final answer
    x = 15,746,082.14

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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.