Home / 7,656,422.68-10,566,607.86-5,719,320.22

Finding the Fourth Proportional to 7,656,422.68, 10,566,607.86 and 5,719,320.22

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Solution

The fourth proportional to 7,656,422.68, 10,566,607.86 and 5,719,320.22 is: 7,893,218.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,656,422.68 : 10,566,607.86 = 5,719,320.22 : x
  2. Step 2: Convert to fraction form
    7,656,422.68/10,566,607.86 = 5,719,320.22/x
  3. Step 3: Cross multiply
    7,656,422.68x = 10,566,607.86 × 5,719,320.22
  4. Step 4: Simplify right side
    7,656,422.68x = 60,433,813,990,508.92
  5. Step 5: Solve for x
    x = 60,433,813,990,508.92/7,656,422.68
  6. Step 6: Final answer
    x = 7,893,218.09

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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.