Home / 9,926,711.20-13,707,377.68-9,605,717.92

Finding the Fourth Proportional to 9,926,711.20, 13,707,377.68 and 9,605,717.92

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Solution

The fourth proportional to 9,926,711.20, 13,707,377.68 and 9,605,717.92 is: 13,264,131.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,926,711.20 : 13,707,377.68 = 9,605,717.92 : x
  2. Step 2: Convert to fraction form
    9,926,711.20/13,707,377.68 = 9,605,717.92/x
  3. Step 3: Cross multiply
    9,926,711.20x = 13,707,377.68 × 9,605,717.92
  4. Step 4: Simplify right side
    9,926,711.20x = 131,669,203,416,984.02
  5. Step 5: Solve for x
    x = 131,669,203,416,984.02/9,926,711.20
  6. Step 6: Final answer
    x = 13,264,131.57

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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.