Home / 6,639,355.80-9,959,033.70-6,592,116.60

Finding the Fourth Proportional to 6,639,355.80, 9,959,033.70 and 6,592,116.60

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Solution

The fourth proportional to 6,639,355.80, 9,959,033.70 and 6,592,116.60 is: 9,888,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,639,355.80 : 9,959,033.70 = 6,592,116.60 : x
  2. Step 2: Convert to fraction form
    6,639,355.80/9,959,033.70 = 6,592,116.60/x
  3. Step 3: Cross multiply
    6,639,355.80x = 9,959,033.70 × 6,592,116.60
  4. Step 4: Simplify right side
    6,639,355.80x = 65,651,111,373,729.41
  5. Step 5: Solve for x
    x = 65,651,111,373,729.41/6,639,355.80
  6. Step 6: Final answer
    x = 9,888,174.90

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Similar ratio
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1.5x scale

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.