Home / 15,034,066.88-20,747,025.78-8,158,548.92

Finding the Fourth Proportional to 15,034,066.88, 20,747,025.78 and 8,158,548.92

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Solution

The fourth proportional to 15,034,066.88, 20,747,025.78 and 8,158,548.92 is: 11,258,804.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,034,066.88 : 20,747,025.78 = 8,158,548.92 : x
  2. Step 2: Convert to fraction form
    15,034,066.88/20,747,025.78 = 8,158,548.92/x
  3. Step 3: Cross multiply
    15,034,066.88x = 20,747,025.78 × 8,158,548.92
  4. Step 4: Simplify right side
    15,034,066.88x = 169,265,624,770,631.16
  5. Step 5: Solve for x
    x = 169,265,624,770,631.16/15,034,066.88
  6. Step 6: Final answer
    x = 11,258,804.83

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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.