Home / 18,504,538.64-25,536,269.50-10,132,437.92

Finding the Fourth Proportional to 18,504,538.64, 25,536,269.50 and 10,132,437.92

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Solution

The fourth proportional to 18,504,538.64, 25,536,269.50 and 10,132,437.92 is: 13,982,767.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504,538.64 : 25,536,269.50 = 10,132,437.92 : x
  2. Step 2: Convert to fraction form
    18,504,538.64/25,536,269.50 = 10,132,437.92/x
  3. Step 3: Cross multiply
    18,504,538.64x = 25,536,269.50 × 10,132,437.92
  4. Step 4: Simplify right side
    18,504,538.64x = 258,744,665,417,139.44
  5. Step 5: Solve for x
    x = 258,744,665,417,139.44/18,504,538.64
  6. Step 6: Final answer
    x = 13,982,767.71

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1.5x scale

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.