Home / 12,202,919.28-16,840,030.68-6,770,398.32

Finding the Fourth Proportional to 12,202,919.28, 16,840,030.68 and 6,770,398.32

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Solution

The fourth proportional to 12,202,919.28, 16,840,030.68 and 6,770,398.32 is: 9,343,150.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,202,919.28 : 16,840,030.68 = 6,770,398.32 : x
  2. Step 2: Convert to fraction form
    12,202,919.28/16,840,030.68 = 6,770,398.32/x
  3. Step 3: Cross multiply
    12,202,919.28x = 16,840,030.68 × 6,770,398.32
  4. Step 4: Simplify right side
    12,202,919.28x = 114,013,715,424,620.45
  5. Step 5: Solve for x
    x = 114,013,715,424,620.45/12,202,919.28
  6. Step 6: Final answer
    x = 9,343,150.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.