Home / 5,263,540.65-7,264,315.31-3,198,892.50

Finding the Fourth Proportional to 5,263,540.65, 7,264,315.31 and 3,198,892.50

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Solution

The fourth proportional to 5,263,540.65, 7,264,315.31 and 3,198,892.50 is: 4,414,854.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263,540.65 : 7,264,315.31 = 3,198,892.50 : x
  2. Step 2: Convert to fraction form
    5,263,540.65/7,264,315.31 = 3,198,892.50/x
  3. Step 3: Cross multiply
    5,263,540.65x = 7,264,315.31 × 3,198,892.50
  4. Step 4: Simplify right side
    5,263,540.65x = 23,237,763,746,799.71
  5. Step 5: Solve for x
    x = 23,237,763,746,799.71/5,263,540.65
  6. Step 6: Final answer
    x = 4,414,854.05

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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.