Home / 6,121,687.20-9,174,657.60-3,722,985.60

Finding the Fourth Proportional to 6,121,687.20, 9,174,657.60 and 3,722,985.60

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Solution

The fourth proportional to 6,121,687.20, 9,174,657.60 and 3,722,985.60 is: 5,579,690.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,687.20 : 9,174,657.60 = 3,722,985.60 : x
  2. Step 2: Convert to fraction form
    6,121,687.20/9,174,657.60 = 3,722,985.60/x
  3. Step 3: Cross multiply
    6,121,687.20x = 9,174,657.60 × 3,722,985.60
  4. Step 4: Simplify right side
    6,121,687.20x = 34,157,118,129,730.56
  5. Step 5: Solve for x
    x = 34,157,118,129,730.56/6,121,687.20
  6. Step 6: Final answer
    x = 5,579,690.21

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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.