Home / 13,693,592.88-20,542,391.52-4,109,728.68

Finding the Fourth Proportional to 13,693,592.88, 20,542,391.52 and 4,109,728.68

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Solution

The fourth proportional to 13,693,592.88, 20,542,391.52 and 4,109,728.68 is: 6,165,193.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,693,592.88 : 20,542,391.52 = 4,109,728.68 : x
  2. Step 2: Convert to fraction form
    13,693,592.88/20,542,391.52 = 4,109,728.68/x
  3. Step 3: Cross multiply
    13,693,592.88x = 20,542,391.52 × 4,109,728.68
  4. Step 4: Simplify right side
    13,693,592.88x = 84,423,655,585,532.80
  5. Step 5: Solve for x
    x = 84,423,655,585,532.80/13,693,592.88
  6. Step 6: Final answer
    x = 6,165,193.92

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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.