Home / 12,661,230.08-17,472,433.92-6,859,971.20

Finding the Fourth Proportional to 12,661,230.08, 17,472,433.92 and 6,859,971.20

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Solution

The fourth proportional to 12,661,230.08, 17,472,433.92 and 6,859,971.20 is: 9,466,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,661,230.08 : 17,472,433.92 = 6,859,971.20 : x
  2. Step 2: Convert to fraction form
    12,661,230.08/17,472,433.92 = 6,859,971.20/x
  3. Step 3: Cross multiply
    12,661,230.08x = 17,472,433.92 × 6,859,971.20
  4. Step 4: Simplify right side
    12,661,230.08x = 119,860,393,485,103.12
  5. Step 5: Solve for x
    x = 119,860,393,485,103.12/12,661,230.08
  6. Step 6: Final answer
    x = 9,466,725.80

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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.