Home / 6,787,441.20-10,181,161.80-6,472,513.20

Finding the Fourth Proportional to 6,787,441.20, 10,181,161.80 and 6,472,513.20

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Solution

The fourth proportional to 6,787,441.20, 10,181,161.80 and 6,472,513.20 is: 9,708,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,441.20 : 10,181,161.80 = 6,472,513.20 : x
  2. Step 2: Convert to fraction form
    6,787,441.20/10,181,161.80 = 6,472,513.20/x
  3. Step 3: Cross multiply
    6,787,441.20x = 10,181,161.80 × 6,472,513.20
  4. Step 4: Simplify right side
    6,787,441.20x = 65,897,704,141,835.77
  5. Step 5: Solve for x
    x = 65,897,704,141,835.77/6,787,441.20
  6. Step 6: Final answer
    x = 9,708,769.80

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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.