Home / 9,861,812.80-14,792,719.20-5,557,140.70

Finding the Fourth Proportional to 9,861,812.80, 14,792,719.20 and 5,557,140.70

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Solution

The fourth proportional to 9,861,812.80, 14,792,719.20 and 5,557,140.70 is: 8,335,711.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861,812.80 : 14,792,719.20 = 5,557,140.70 : x
  2. Step 2: Convert to fraction form
    9,861,812.80/14,792,719.20 = 5,557,140.70/x
  3. Step 3: Cross multiply
    9,861,812.80x = 14,792,719.20 × 5,557,140.70
  4. Step 4: Simplify right side
    9,861,812.80x = 82,205,221,929,991.44
  5. Step 5: Solve for x
    x = 82,205,221,929,991.44/9,861,812.80
  6. Step 6: Final answer
    x = 8,335,711.05

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Double scale
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Similar ratio
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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.