Home / 5,139,920.05-7,092,190.41-2,933,775.60

Finding the Fourth Proportional to 5,139,920.05, 7,092,190.41 and 2,933,775.60

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Solution

The fourth proportional to 5,139,920.05, 7,092,190.41 and 2,933,775.60 is: 4,048,097.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139,920.05 : 7,092,190.41 = 2,933,775.60 : x
  2. Step 2: Convert to fraction form
    5,139,920.05/7,092,190.41 = 2,933,775.60/x
  3. Step 3: Cross multiply
    5,139,920.05x = 7,092,190.41 × 2,933,775.60
  4. Step 4: Simplify right side
    5,139,920.05x = 20,806,895,177,708.20
  5. Step 5: Solve for x
    x = 20,806,895,177,708.20/5,139,920.05
  6. Step 6: Final answer
    x = 4,048,097.04

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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.