Home / 7,220,371.32-10,830,479.22-2,959,589.88

Finding the Fourth Proportional to 7,220,371.32, 10,830,479.22 and 2,959,589.88

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Solution

The fourth proportional to 7,220,371.32, 10,830,479.22 and 2,959,589.88 is: 4,439,352.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220,371.32 : 10,830,479.22 = 2,959,589.88 : x
  2. Step 2: Convert to fraction form
    7,220,371.32/10,830,479.22 = 2,959,589.88/x
  3. Step 3: Cross multiply
    7,220,371.32x = 10,830,479.22 × 2,959,589.88
  4. Step 4: Simplify right side
    7,220,371.32x = 32,053,776,695,062.29
  5. Step 5: Solve for x
    x = 32,053,776,695,062.29/7,220,371.32
  6. Step 6: Final answer
    x = 4,439,352.95

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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.