Home / 18,654,546.92-25,742,595.11-10,394,182.40

Finding the Fourth Proportional to 18,654,546.92, 25,742,595.11 and 10,394,182.40

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Solution

The fourth proportional to 18,654,546.92, 25,742,595.11 and 10,394,182.40 is: 14,343,593.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,654,546.92 : 25,742,595.11 = 10,394,182.40 : x
  2. Step 2: Convert to fraction form
    18,654,546.92/25,742,595.11 = 10,394,182.40/x
  3. Step 3: Cross multiply
    18,654,546.92x = 25,742,595.11 × 10,394,182.40
  4. Step 4: Simplify right side
    18,654,546.92x = 267,573,229,022,688.06
  5. Step 5: Solve for x
    x = 267,573,229,022,688.06/18,654,546.92
  6. Step 6: Final answer
    x = 14,343,593.02

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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.