Home / 6,442,913.28-8,891,032.32-3,542,301.12

Finding the Fourth Proportional to 6,442,913.28, 8,891,032.32 and 3,542,301.12

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Solution

The fourth proportional to 6,442,913.28, 8,891,032.32 and 3,542,301.12 is: 4,888,272.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442,913.28 : 8,891,032.32 = 3,542,301.12 : x
  2. Step 2: Convert to fraction form
    6,442,913.28/8,891,032.32 = 3,542,301.12/x
  3. Step 3: Cross multiply
    6,442,913.28x = 8,891,032.32 × 3,542,301.12
  4. Step 4: Simplify right side
    6,442,913.28x = 31,494,713,745,092.20
  5. Step 5: Solve for x
    x = 31,494,713,745,092.20/6,442,913.28
  6. Step 6: Final answer
    x = 4,888,272.18

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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.