Home / 6,643,195.20-9,964,792.80-5,037,062.40

Finding the Fourth Proportional to 6,643,195.20, 9,964,792.80 and 5,037,062.40

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Solution

The fourth proportional to 6,643,195.20, 9,964,792.80 and 5,037,062.40 is: 7,555,593.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,195.20 : 9,964,792.80 = 5,037,062.40 : x
  2. Step 2: Convert to fraction form
    6,643,195.20/9,964,792.80 = 5,037,062.40/x
  3. Step 3: Cross multiply
    6,643,195.20x = 9,964,792.80 × 5,037,062.40
  4. Step 4: Simplify right side
    6,643,195.20x = 50,193,283,136,670.73
  5. Step 5: Solve for x
    x = 50,193,283,136,670.73/6,643,195.20
  6. Step 6: Final answer
    x = 7,555,593.60

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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.