Home / 6,112,907.20-9,169,360.80-3,721,422.70

Finding the Fourth Proportional to 6,112,907.20, 9,169,360.80 and 3,721,422.70

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Solution

The fourth proportional to 6,112,907.20, 9,169,360.80 and 3,721,422.70 is: 5,582,134.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112,907.20 : 9,169,360.80 = 3,721,422.70 : x
  2. Step 2: Convert to fraction form
    6,112,907.20/9,169,360.80 = 3,721,422.70/x
  3. Step 3: Cross multiply
    6,112,907.20x = 9,169,360.80 × 3,721,422.70
  4. Step 4: Simplify right side
    6,112,907.20x = 34,123,067,425,610.16
  5. Step 5: Solve for x
    x = 34,123,067,425,610.16/6,112,907.20
  6. Step 6: Final answer
    x = 5,582,134.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.