Home / 14,661,062.72-20,232,948.15-9,157,695.92

Finding the Fourth Proportional to 14,661,062.72, 20,232,948.15 and 9,157,695.92

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Solution

The fourth proportional to 14,661,062.72, 20,232,948.15 and 9,157,695.92 is: 12,638,046.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,661,062.72 : 20,232,948.15 = 9,157,695.92 : x
  2. Step 2: Convert to fraction form
    14,661,062.72/20,232,948.15 = 9,157,695.92/x
  3. Step 3: Cross multiply
    14,661,062.72x = 20,232,948.15 × 9,157,695.92
  4. Step 4: Simplify right side
    14,661,062.72x = 185,287,186,722,826.53
  5. Step 5: Solve for x
    x = 185,287,186,722,826.53/14,661,062.72
  6. Step 6: Final answer
    x = 12,638,046.11

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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.