Home / 8,349,712.86-12,520,621.74-3,234,538.56

Finding the Fourth Proportional to 8,349,712.86, 12,520,621.74 and 3,234,538.56

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Solution

The fourth proportional to 8,349,712.86, 12,520,621.74 and 3,234,538.56 is: 4,850,278.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,349,712.86 : 12,520,621.74 = 3,234,538.56 : x
  2. Step 2: Convert to fraction form
    8,349,712.86/12,520,621.74 = 3,234,538.56/x
  3. Step 3: Cross multiply
    8,349,712.86x = 12,520,621.74 × 3,234,538.56
  4. Step 4: Simplify right side
    8,349,712.86x = 40,498,433,813,204.30
  5. Step 5: Solve for x
    x = 40,498,433,813,204.30/8,349,712.86
  6. Step 6: Final answer
    x = 4,850,278.63

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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.