Home / 7,718,329.97-10,649,589.77-4,454,451.17

Finding the Fourth Proportional to 7,718,329.97, 10,649,589.77 and 4,454,451.17

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Solution

The fourth proportional to 7,718,329.97, 10,649,589.77 and 4,454,451.17 is: 6,146,158.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718,329.97 : 10,649,589.77 = 4,454,451.17 : x
  2. Step 2: Convert to fraction form
    7,718,329.97/10,649,589.77 = 4,454,451.17/x
  3. Step 3: Cross multiply
    7,718,329.97x = 10,649,589.77 × 4,454,451.17
  4. Step 4: Simplify right side
    7,718,329.97x = 47,438,077,568,884.71
  5. Step 5: Solve for x
    x = 47,438,077,568,884.71/7,718,329.97
  6. Step 6: Final answer
    x = 6,146,158.27

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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.