Home / 8,005,731.12-12,009,334.92-2,614,409.80

Finding the Fourth Proportional to 8,005,731.12, 12,009,334.92 and 2,614,409.80

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Solution

The fourth proportional to 8,005,731.12, 12,009,334.92 and 2,614,409.80 is: 3,921,855.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005,731.12 : 12,009,334.92 = 2,614,409.80 : x
  2. Step 2: Convert to fraction form
    8,005,731.12/12,009,334.92 = 2,614,409.80/x
  3. Step 3: Cross multiply
    8,005,731.12x = 12,009,334.92 × 2,614,409.80
  4. Step 4: Simplify right side
    8,005,731.12x = 31,397,322,866,502.84
  5. Step 5: Solve for x
    x = 31,397,322,866,502.84/8,005,731.12
  6. Step 6: Final answer
    x = 3,921,855.78

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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.