Home / 12,349,095.60-18,511,687.80-5,521,806.48

Finding the Fourth Proportional to 12,349,095.60, 18,511,687.80 and 5,521,806.48

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Solution

The fourth proportional to 12,349,095.60, 18,511,687.80 and 5,521,806.48 is: 8,277,363.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,349,095.60 : 18,511,687.80 = 5,521,806.48 : x
  2. Step 2: Convert to fraction form
    12,349,095.60/18,511,687.80 = 5,521,806.48/x
  3. Step 3: Cross multiply
    12,349,095.60x = 18,511,687.80 × 5,521,806.48
  4. Step 4: Simplify right side
    12,349,095.60x = 102,217,957,649,776.95
  5. Step 5: Solve for x
    x = 102,217,957,649,776.95/12,349,095.60
  6. Step 6: Final answer
    x = 8,277,363.86

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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.