Home / 6,646,833.60-9,970,250.40-2,159,563.20

Finding the Fourth Proportional to 6,646,833.60, 9,970,250.40 and 2,159,563.20

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Solution

The fourth proportional to 6,646,833.60, 9,970,250.40 and 2,159,563.20 is: 3,239,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646,833.60 : 9,970,250.40 = 2,159,563.20 : x
  2. Step 2: Convert to fraction form
    6,646,833.60/9,970,250.40 = 2,159,563.20/x
  3. Step 3: Cross multiply
    6,646,833.60x = 9,970,250.40 × 2,159,563.20
  4. Step 4: Simplify right side
    6,646,833.60x = 21,531,385,858,625.28
  5. Step 5: Solve for x
    x = 21,531,385,858,625.28/6,646,833.60
  6. Step 6: Final answer
    x = 3,239,344.80

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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.