Home / 12,346,132.29-17,034,584.61-7,120,738.65

Finding the Fourth Proportional to 12,346,132.29, 17,034,584.61 and 7,120,738.65

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Solution

The fourth proportional to 12,346,132.29, 17,034,584.61 and 7,120,738.65 is: 9,824,844.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346,132.29 : 17,034,584.61 = 7,120,738.65 : x
  2. Step 2: Convert to fraction form
    12,346,132.29/17,034,584.61 = 7,120,738.65/x
  3. Step 3: Cross multiply
    12,346,132.29x = 17,034,584.61 × 7,120,738.65
  4. Step 4: Simplify right side
    12,346,132.29x = 121,298,825,109,704.62
  5. Step 5: Solve for x
    x = 121,298,825,109,704.62/12,346,132.29
  6. Step 6: Final answer
    x = 9,824,844.11

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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.