Home / 8,217,998.08-12,328,678.40-2,825,948.21

Finding the Fourth Proportional to 8,217,998.08, 12,328,678.40 and 2,825,948.21

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Solution

The fourth proportional to 8,217,998.08, 12,328,678.40 and 2,825,948.21 is: 4,239,500.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217,998.08 : 12,328,678.40 = 2,825,948.21 : x
  2. Step 2: Convert to fraction form
    8,217,998.08/12,328,678.40 = 2,825,948.21/x
  3. Step 3: Cross multiply
    8,217,998.08x = 12,328,678.40 × 2,825,948.21
  4. Step 4: Simplify right side
    8,217,998.08x = 34,840,206,656,145.66
  5. Step 5: Solve for x
    x = 34,840,206,656,145.66/8,217,998.08
  6. Step 6: Final answer
    x = 4,239,500.46

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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.