Home / 3,425,488.11-5,138,230.14-3,198,484.15

Finding the Fourth Proportional to 3,425,488.11, 5,138,230.14 and 3,198,484.15

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Solution

The fourth proportional to 3,425,488.11, 5,138,230.14 and 3,198,484.15 is: 4,797,724.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425,488.11 : 5,138,230.14 = 3,198,484.15 : x
  2. Step 2: Convert to fraction form
    3,425,488.11/5,138,230.14 = 3,198,484.15/x
  3. Step 3: Cross multiply
    3,425,488.11x = 5,138,230.14 × 3,198,484.15
  4. Step 4: Simplify right side
    3,425,488.11x = 16,434,547,648,996.71
  5. Step 5: Solve for x
    x = 16,434,547,648,996.71/3,425,488.11
  6. Step 6: Final answer
    x = 4,797,724.33

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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.