Home / 7,150,518.80-10,725,778.20-5,890,806.80

Finding the Fourth Proportional to 7,150,518.80, 10,725,778.20 and 5,890,806.80

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Solution

The fourth proportional to 7,150,518.80, 10,725,778.20 and 5,890,806.80 is: 8,836,210.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150,518.80 : 10,725,778.20 = 5,890,806.80 : x
  2. Step 2: Convert to fraction form
    7,150,518.80/10,725,778.20 = 5,890,806.80/x
  3. Step 3: Cross multiply
    7,150,518.80x = 10,725,778.20 × 5,890,806.80
  4. Step 4: Simplify right side
    7,150,518.80x = 63,183,487,155,851.75
  5. Step 5: Solve for x
    x = 63,183,487,155,851.75/7,150,518.80
  6. Step 6: Final answer
    x = 8,836,210.20

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Double scale
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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.