Home / 9,167,434.66-12,650,319.25-5,300,205.09

Finding the Fourth Proportional to 9,167,434.66, 12,650,319.25 and 5,300,205.09

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Solution

The fourth proportional to 9,167,434.66, 12,650,319.25 and 5,300,205.09 is: 7,313,854.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167,434.66 : 12,650,319.25 = 5,300,205.09 : x
  2. Step 2: Convert to fraction form
    9,167,434.66/12,650,319.25 = 5,300,205.09/x
  3. Step 3: Cross multiply
    9,167,434.66x = 12,650,319.25 × 5,300,205.09
  4. Step 4: Simplify right side
    9,167,434.66x = 67,049,286,478,974.98
  5. Step 5: Solve for x
    x = 67,049,286,478,974.98/9,167,434.66
  6. Step 6: Final answer
    x = 7,313,854.85

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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.