Home / 7,022,438.88-9,690,965.65-3,803,174.88

Finding the Fourth Proportional to 7,022,438.88, 9,690,965.65 and 3,803,174.88

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Solution

The fourth proportional to 7,022,438.88, 9,690,965.65 and 3,803,174.88 is: 5,248,381.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022,438.88 : 9,690,965.65 = 3,803,174.88 : x
  2. Step 2: Convert to fraction form
    7,022,438.88/9,690,965.65 = 3,803,174.88/x
  3. Step 3: Cross multiply
    7,022,438.88x = 9,690,965.65 × 3,803,174.88
  4. Step 4: Simplify right side
    7,022,438.88x = 36,856,437,123,022.88
  5. Step 5: Solve for x
    x = 36,856,437,123,022.88/7,022,438.88
  6. Step 6: Final answer
    x = 5,248,381.33

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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.