Home / 13,858,065.80-20,787,098.70-8,756,232.20

Finding the Fourth Proportional to 13,858,065.80, 20,787,098.70 and 8,756,232.20

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Solution

The fourth proportional to 13,858,065.80, 20,787,098.70 and 8,756,232.20 is: 13,134,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,858,065.80 : 20,787,098.70 = 8,756,232.20 : x
  2. Step 2: Convert to fraction form
    13,858,065.80/20,787,098.70 = 8,756,232.20/x
  3. Step 3: Cross multiply
    13,858,065.80x = 20,787,098.70 × 8,756,232.20
  4. Step 4: Simplify right side
    13,858,065.80x = 182,016,662,981,518.12
  5. Step 5: Solve for x
    x = 182,016,662,981,518.12/13,858,065.80
  6. Step 6: Final answer
    x = 13,134,348.30

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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.