Home / 7,481,251.95-10,323,920.66-4,218,037.76

Finding the Fourth Proportional to 7,481,251.95, 10,323,920.66 and 4,218,037.76

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Solution

The fourth proportional to 7,481,251.95, 10,323,920.66 and 4,218,037.76 is: 5,820,775.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481,251.95 : 10,323,920.66 = 4,218,037.76 : x
  2. Step 2: Convert to fraction form
    7,481,251.95/10,323,920.66 = 4,218,037.76/x
  3. Step 3: Cross multiply
    7,481,251.95x = 10,323,920.66 × 4,218,037.76
  4. Step 4: Simplify right side
    7,481,251.95x = 43,546,687,102,414.33
  5. Step 5: Solve for x
    x = 43,546,687,102,414.33/7,481,251.95
  6. Step 6: Final answer
    x = 5,820,775.37

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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.