Home / 8,015,213.88-12,004,220.40-7,955,475.96

Finding the Fourth Proportional to 8,015,213.88, 12,004,220.40 and 7,955,475.96

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Solution

The fourth proportional to 8,015,213.88, 12,004,220.40 and 7,955,475.96 is: 11,914,752.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015,213.88 : 12,004,220.40 = 7,955,475.96 : x
  2. Step 2: Convert to fraction form
    8,015,213.88/12,004,220.40 = 7,955,475.96/x
  3. Step 3: Cross multiply
    8,015,213.88x = 12,004,220.40 × 7,955,475.96
  4. Step 4: Simplify right side
    8,015,213.88x = 95,499,286,810,741.59
  5. Step 5: Solve for x
    x = 95,499,286,810,741.59/8,015,213.88
  6. Step 6: Final answer
    x = 11,914,752.15

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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.