Home / 8,029,042.20-12,039,578.10-2,911,267.80

Finding the Fourth Proportional to 8,029,042.20, 12,039,578.10 and 2,911,267.80

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Solution

The fourth proportional to 8,029,042.20, 12,039,578.10 and 2,911,267.80 is: 4,365,456.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029,042.20 : 12,039,578.10 = 2,911,267.80 : x
  2. Step 2: Convert to fraction form
    8,029,042.20/12,039,578.10 = 2,911,267.80/x
  3. Step 3: Cross multiply
    8,029,042.20x = 12,039,578.10 × 2,911,267.80
  4. Step 4: Simplify right side
    8,029,042.20x = 35,050,436,048,115.18
  5. Step 5: Solve for x
    x = 35,050,436,048,115.18/8,029,042.20
  6. Step 6: Final answer
    x = 4,365,456.70

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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.