Home / 18,154,887.42-25,053,416.19-9,895,025.82

Finding the Fourth Proportional to 18,154,887.42, 25,053,416.19 and 9,895,025.82

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Solution

The fourth proportional to 18,154,887.42, 25,053,416.19 and 9,895,025.82 is: 13,654,956.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,154,887.42 : 25,053,416.19 = 9,895,025.82 : x
  2. Step 2: Convert to fraction form
    18,154,887.42/25,053,416.19 = 9,895,025.82/x
  3. Step 3: Cross multiply
    18,154,887.42x = 25,053,416.19 × 9,895,025.82
  4. Step 4: Simplify right side
    18,154,887.42x = 247,904,200,079,256.03
  5. Step 5: Solve for x
    x = 247,904,200,079,256.03/18,154,887.42
  6. Step 6: Final answer
    x = 13,654,956.62

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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.