Home / 7,930,991.59-11,897,117.67-3,382,079.23

Finding the Fourth Proportional to 7,930,991.59, 11,897,117.67 and 3,382,079.23

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Solution

The fourth proportional to 7,930,991.59, 11,897,117.67 and 3,382,079.23 is: 5,073,387.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930,991.59 : 11,897,117.67 = 3,382,079.23 : x
  2. Step 2: Convert to fraction form
    7,930,991.59/11,897,117.67 = 3,382,079.23/x
  3. Step 3: Cross multiply
    7,930,991.59x = 11,897,117.67 × 3,382,079.23
  4. Step 4: Simplify right side
    7,930,991.59x = 40,236,994,568,572.99
  5. Step 5: Solve for x
    x = 40,236,994,568,572.99/7,930,991.59
  6. Step 6: Final answer
    x = 5,073,387.62

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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.