Home / 8,217,948.54-12,328,604.10-2,825,898.69

Finding the Fourth Proportional to 8,217,948.54, 12,328,604.10 and 2,825,898.69

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Solution

The fourth proportional to 8,217,948.54, 12,328,604.10 and 2,825,898.69 is: 4,239,426.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217,948.54 : 12,328,604.10 = 2,825,898.69 : x
  2. Step 2: Convert to fraction form
    8,217,948.54/12,328,604.10 = 2,825,898.69/x
  3. Step 3: Cross multiply
    8,217,948.54x = 12,328,604.10 × 2,825,898.69
  4. Step 4: Simplify right side
    8,217,948.54x = 34,839,386,175,718.63
  5. Step 5: Solve for x
    x = 34,839,386,175,718.63/8,217,948.54
  6. Step 6: Final answer
    x = 4,239,426.18

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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.