Home / 12,204,147.11-16,840,609.74-7,241,733.18

Finding the Fourth Proportional to 12,204,147.11, 16,840,609.74 and 7,241,733.18

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Solution

The fourth proportional to 12,204,147.11, 16,840,609.74 and 7,241,733.18 is: 9,992,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,204,147.11 : 16,840,609.74 = 7,241,733.18 : x
  2. Step 2: Convert to fraction form
    12,204,147.11/16,840,609.74 = 7,241,733.18/x
  3. Step 3: Cross multiply
    12,204,147.11x = 16,840,609.74 × 7,241,733.18
  4. Step 4: Simplify right side
    12,204,147.11x = 121,955,202,325,589.16
  5. Step 5: Solve for x
    x = 121,955,202,325,589.16/12,204,147.11
  6. Step 6: Final answer
    x = 9,992,931.20

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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.