Home / 8,290,777.76-12,436,166.82-3,238,545.32

Finding the Fourth Proportional to 8,290,777.76, 12,436,166.82 and 3,238,545.32

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Solution

The fourth proportional to 8,290,777.76, 12,436,166.82 and 3,238,545.32 is: 4,857,818.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290,777.76 : 12,436,166.82 = 3,238,545.32 : x
  2. Step 2: Convert to fraction form
    8,290,777.76/12,436,166.82 = 3,238,545.32/x
  3. Step 3: Cross multiply
    8,290,777.76x = 12,436,166.82 × 3,238,545.32
  4. Step 4: Simplify right side
    8,290,777.76x = 40,275,089,853,650.28
  5. Step 5: Solve for x
    x = 40,275,089,853,650.28/8,290,777.76
  6. Step 6: Final answer
    x = 4,857,818.05

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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.