Home / 6,921,926.88-9,552,451.68-3,824,649.78

Finding the Fourth Proportional to 6,921,926.88, 9,552,451.68 and 3,824,649.78

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Solution

The fourth proportional to 6,921,926.88, 9,552,451.68 and 3,824,649.78 is: 5,278,123.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921,926.88 : 9,552,451.68 = 3,824,649.78 : x
  2. Step 2: Convert to fraction form
    6,921,926.88/9,552,451.68 = 3,824,649.78/x
  3. Step 3: Cross multiply
    6,921,926.88x = 9,552,451.68 × 3,824,649.78
  4. Step 4: Simplify right side
    6,921,926.88x = 36,534,782,216,372.62
  5. Step 5: Solve for x
    x = 36,534,782,216,372.62/6,921,926.88
  6. Step 6: Final answer
    x = 5,278,123.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.