Home / 9,120,527.17-13,680,949.31-3,360,295.87

Finding the Fourth Proportional to 9,120,527.17, 13,680,949.31 and 3,360,295.87

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Solution

The fourth proportional to 9,120,527.17, 13,680,949.31 and 3,360,295.87 is: 5,040,502.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,120,527.17 : 13,680,949.31 = 3,360,295.87 : x
  2. Step 2: Convert to fraction form
    9,120,527.17/13,680,949.31 = 3,360,295.87/x
  3. Step 3: Cross multiply
    9,120,527.17x = 13,680,949.31 × 3,360,295.87
  4. Step 4: Simplify right side
    9,120,527.17x = 45,972,037,425,669.61
  5. Step 5: Solve for x
    x = 45,972,037,425,669.61/9,120,527.17
  6. Step 6: Final answer
    x = 5,040,502.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.