Home / 8,144,902.76-12,198,753.70-3,888,060.35

Finding the Fourth Proportional to 8,144,902.76, 12,198,753.70 and 3,888,060.35

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Solution

The fourth proportional to 8,144,902.76, 12,198,753.70 and 3,888,060.35 is: 5,823,211.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144,902.76 : 12,198,753.70 = 3,888,060.35 : x
  2. Step 2: Convert to fraction form
    8,144,902.76/12,198,753.70 = 3,888,060.35/x
  3. Step 3: Cross multiply
    8,144,902.76x = 12,198,753.70 × 3,888,060.35
  4. Step 4: Simplify right side
    8,144,902.76x = 47,429,490,509,671.88
  5. Step 5: Solve for x
    x = 47,429,490,509,671.88/8,144,902.76
  6. Step 6: Final answer
    x = 5,823,211.39

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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.