Home / 10,921,817.10-16,361,836.05-5,871,449.10

Finding the Fourth Proportional to 10,921,817.10, 16,361,836.05 and 5,871,449.10

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Solution

The fourth proportional to 10,921,817.10, 16,361,836.05 and 5,871,449.10 is: 8,795,943.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,817.10 : 16,361,836.05 = 5,871,449.10 : x
  2. Step 2: Convert to fraction form
    10,921,817.10/16,361,836.05 = 5,871,449.10/x
  3. Step 3: Cross multiply
    10,921,817.10x = 16,361,836.05 × 5,871,449.10
  4. Step 4: Simplify right side
    10,921,817.10x = 96,067,687,550,120.05
  5. Step 5: Solve for x
    x = 96,067,687,550,120.05/10,921,817.10
  6. Step 6: Final answer
    x = 8,795,943.63

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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.