Home / 18,526,344.60-25,551,255.42-13,037,904.12

Finding the Fourth Proportional to 18,526,344.60, 25,551,255.42 and 13,037,904.12

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Solution

The fourth proportional to 18,526,344.60, 25,551,255.42 and 13,037,904.12 is: 17,981,680.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,526,344.60 : 25,551,255.42 = 13,037,904.12 : x
  2. Step 2: Convert to fraction form
    18,526,344.60/25,551,255.42 = 13,037,904.12/x
  3. Step 3: Cross multiply
    18,526,344.60x = 25,551,255.42 × 13,037,904.12
  4. Step 4: Simplify right side
    18,526,344.60x = 333,134,818,311,590.31
  5. Step 5: Solve for x
    x = 333,134,818,311,590.31/18,526,344.60
  6. Step 6: Final answer
    x = 17,981,680.98

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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.