Home / 6,642,777.70-9,961,214.10-2,597,921.20

Finding the Fourth Proportional to 6,642,777.70, 9,961,214.10 and 2,597,921.20

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Solution

The fourth proportional to 6,642,777.70, 9,961,214.10 and 2,597,921.20 is: 3,895,727.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,777.70 : 9,961,214.10 = 2,597,921.20 : x
  2. Step 2: Convert to fraction form
    6,642,777.70/9,961,214.10 = 2,597,921.20/x
  3. Step 3: Cross multiply
    6,642,777.70x = 9,961,214.10 × 2,597,921.20
  4. Step 4: Simplify right side
    6,642,777.70x = 25,878,449,288,128.92
  5. Step 5: Solve for x
    x = 25,878,449,288,128.92/6,642,777.70
  6. Step 6: Final answer
    x = 3,895,727.13

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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.