Home / 5,338,571.40-7,367,137.52-2,891,162.61

Finding the Fourth Proportional to 5,338,571.40, 7,367,137.52 and 2,891,162.61

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Solution

The fourth proportional to 5,338,571.40, 7,367,137.52 and 2,891,162.61 is: 3,989,755.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,571.40 : 7,367,137.52 = 2,891,162.61 : x
  2. Step 2: Convert to fraction form
    5,338,571.40/7,367,137.52 = 2,891,162.61/x
  3. Step 3: Cross multiply
    5,338,571.40x = 7,367,137.52 × 2,891,162.61
  4. Step 4: Simplify right side
    5,338,571.40x = 21,299,592,526,096.31
  5. Step 5: Solve for x
    x = 21,299,592,526,096.31/5,338,571.40
  6. Step 6: Final answer
    x = 3,989,755.11

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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.