Home / 12,233,029.40-18,348,960.90-4,145,211.80

Finding the Fourth Proportional to 12,233,029.40, 18,348,960.90 and 4,145,211.80

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Solution

The fourth proportional to 12,233,029.40, 18,348,960.90 and 4,145,211.80 is: 6,217,620.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233,029.40 : 18,348,960.90 = 4,145,211.80 : x
  2. Step 2: Convert to fraction form
    12,233,029.40/18,348,960.90 = 4,145,211.80/x
  3. Step 3: Cross multiply
    12,233,029.40x = 18,348,960.90 × 4,145,211.80
  4. Step 4: Simplify right side
    12,233,029.40x = 76,060,329,240,418.61
  5. Step 5: Solve for x
    x = 76,060,329,240,418.61/12,233,029.40
  6. Step 6: Final answer
    x = 6,217,620.08

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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.