Home / 5,488,049.79-8,192,922.03-5,123,347.56

Finding the Fourth Proportional to 5,488,049.79, 8,192,922.03 and 5,123,347.56

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Solution

The fourth proportional to 5,488,049.79, 8,192,922.03 and 5,123,347.56 is: 7,648,470.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488,049.79 : 8,192,922.03 = 5,123,347.56 : x
  2. Step 2: Convert to fraction form
    5,488,049.79/8,192,922.03 = 5,123,347.56/x
  3. Step 3: Cross multiply
    5,488,049.79x = 8,192,922.03 × 5,123,347.56
  4. Step 4: Simplify right side
    5,488,049.79x = 41,975,187,091,670.74
  5. Step 5: Solve for x
    x = 41,975,187,091,670.74/5,488,049.79
  6. Step 6: Final answer
    x = 7,648,470.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.