Home / 9,177,317.20-13,765,975.80-8,610,446.80

Finding the Fourth Proportional to 9,177,317.20, 13,765,975.80 and 8,610,446.80

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Solution

The fourth proportional to 9,177,317.20, 13,765,975.80 and 8,610,446.80 is: 12,915,670.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,177,317.20 : 13,765,975.80 = 8,610,446.80 : x
  2. Step 2: Convert to fraction form
    9,177,317.20/13,765,975.80 = 8,610,446.80/x
  3. Step 3: Cross multiply
    9,177,317.20x = 13,765,975.80 × 8,610,446.80
  4. Step 4: Simplify right side
    9,177,317.20x = 118,531,202,275,987.45
  5. Step 5: Solve for x
    x = 118,531,202,275,987.45/9,177,317.20
  6. Step 6: Final answer
    x = 12,915,670.20

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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.