Home / 8,195,080.40-12,292,620.60-7,775,176.40

Finding the Fourth Proportional to 8,195,080.40, 12,292,620.60 and 7,775,176.40

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Solution

The fourth proportional to 8,195,080.40, 12,292,620.60 and 7,775,176.40 is: 11,662,764.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195,080.40 : 12,292,620.60 = 7,775,176.40 : x
  2. Step 2: Convert to fraction form
    8,195,080.40/12,292,620.60 = 7,775,176.40/x
  3. Step 3: Cross multiply
    8,195,080.40x = 12,292,620.60 × 7,775,176.40
  4. Step 4: Simplify right side
    8,195,080.40x = 95,577,293,583,273.84
  5. Step 5: Solve for x
    x = 95,577,293,583,273.84/8,195,080.40
  6. Step 6: Final answer
    x = 11,662,764.60

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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.