Home / 8,314,634.20-12,462,620.10-3,521,507.80

Finding the Fourth Proportional to 8,314,634.20, 12,462,620.10 and 3,521,507.80

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Solution

The fourth proportional to 8,314,634.20, 12,462,620.10 and 3,521,507.80 is: 5,278,309.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,314,634.20 : 12,462,620.10 = 3,521,507.80 : x
  2. Step 2: Convert to fraction form
    8,314,634.20/12,462,620.10 = 3,521,507.80/x
  3. Step 3: Cross multiply
    8,314,634.20x = 12,462,620.10 × 3,521,507.80
  4. Step 4: Simplify right side
    8,314,634.20x = 43,887,213,890,586.77
  5. Step 5: Solve for x
    x = 43,887,213,890,586.77/8,314,634.20
  6. Step 6: Final answer
    x = 5,278,309.64

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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.