Home / 9,236,998.80-13,818,173.40-7,988,691.60

Finding the Fourth Proportional to 9,236,998.80, 13,818,173.40 and 7,988,691.60

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Solution

The fourth proportional to 9,236,998.80, 13,818,173.40 and 7,988,691.60 is: 11,950,756.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,236,998.80 : 13,818,173.40 = 7,988,691.60 : x
  2. Step 2: Convert to fraction form
    9,236,998.80/13,818,173.40 = 7,988,691.60/x
  3. Step 3: Cross multiply
    9,236,998.80x = 13,818,173.40 × 7,988,691.60
  4. Step 4: Simplify right side
    9,236,998.80x = 110,389,125,767,923.44
  5. Step 5: Solve for x
    x = 110,389,125,767,923.44/9,236,998.80
  6. Step 6: Final answer
    x = 11,950,756.75

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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.