Home / 6,938,546.20-10,408,810.80-2,146,644.52

Finding the Fourth Proportional to 6,938,546.20, 10,408,810.80 and 2,146,644.52

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Solution

The fourth proportional to 6,938,546.20, 10,408,810.80 and 2,146,644.52 is: 3,220,273.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938,546.20 : 10,408,810.80 = 2,146,644.52 : x
  2. Step 2: Convert to fraction form
    6,938,546.20/10,408,810.80 = 2,146,644.52/x
  3. Step 3: Cross multiply
    6,938,546.20x = 10,408,810.80 × 2,146,644.52
  4. Step 4: Simplify right side
    6,938,546.20x = 22,344,016,663,536.82
  5. Step 5: Solve for x
    x = 22,344,016,663,536.82/6,938,546.20
  6. Step 6: Final answer
    x = 3,220,273.53

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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.