Home / 8,160,624.08-12,240,493.44-2,480,405.56

Finding the Fourth Proportional to 8,160,624.08, 12,240,493.44 and 2,480,405.56

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Solution

The fourth proportional to 8,160,624.08, 12,240,493.44 and 2,480,405.56 is: 3,720,473.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,624.08 : 12,240,493.44 = 2,480,405.56 : x
  2. Step 2: Convert to fraction form
    8,160,624.08/12,240,493.44 = 2,480,405.56/x
  3. Step 3: Cross multiply
    8,160,624.08x = 12,240,493.44 × 2,480,405.56
  4. Step 4: Simplify right side
    8,160,624.08x = 30,361,387,985,719.53
  5. Step 5: Solve for x
    x = 30,361,387,985,719.53/8,160,624.08
  6. Step 6: Final answer
    x = 3,720,473.79

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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.