Home / 8,423,696.80-12,637,119.78-3,375,400.96

Finding the Fourth Proportional to 8,423,696.80, 12,637,119.78 and 3,375,400.96

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Solution

The fourth proportional to 8,423,696.80, 12,637,119.78 and 3,375,400.96 is: 5,063,732.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423,696.80 : 12,637,119.78 = 3,375,400.96 : x
  2. Step 2: Convert to fraction form
    8,423,696.80/12,637,119.78 = 3,375,400.96/x
  3. Step 3: Cross multiply
    8,423,696.80x = 12,637,119.78 × 3,375,400.96
  4. Step 4: Simplify right side
    8,423,696.80x = 42,655,346,237,046.98
  5. Step 5: Solve for x
    x = 42,655,346,237,046.98/8,423,696.80
  6. Step 6: Final answer
    x = 5,063,732.38

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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.