Home / 8,197,948.80-12,297,371.68-3,406,122.56

Finding the Fourth Proportional to 8,197,948.80, 12,297,371.68 and 3,406,122.56

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Solution

The fourth proportional to 8,197,948.80, 12,297,371.68 and 3,406,122.56 is: 5,109,370.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197,948.80 : 12,297,371.68 = 3,406,122.56 : x
  2. Step 2: Convert to fraction form
    8,197,948.80/12,297,371.68 = 3,406,122.56/x
  3. Step 3: Cross multiply
    8,197,948.80x = 12,297,371.68 × 3,406,122.56
  4. Step 4: Simplify right side
    8,197,948.80x = 41,886,355,107,953.10
  5. Step 5: Solve for x
    x = 41,886,355,107,953.10/8,197,948.80
  6. Step 6: Final answer
    x = 5,109,370.18

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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.