Home / 14,542,630.48-20,079,512.84-9,389,002.32

Finding the Fourth Proportional to 14,542,630.48, 20,079,512.84 and 9,389,002.32

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Solution

The fourth proportional to 14,542,630.48, 20,079,512.84 and 9,389,002.32 is: 12,963,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542,630.48 : 20,079,512.84 = 9,389,002.32 : x
  2. Step 2: Convert to fraction form
    14,542,630.48/20,079,512.84 = 9,389,002.32/x
  3. Step 3: Cross multiply
    14,542,630.48x = 20,079,512.84 × 9,389,002.32
  4. Step 4: Simplify right side
    14,542,630.48x = 188,526,592,639,229.78
  5. Step 5: Solve for x
    x = 188,526,592,639,229.78/14,542,630.48
  6. Step 6: Final answer
    x = 12,963,720.21

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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.