Home / 7,260,028.60-10,890,042.90-6,126,287.80

Finding the Fourth Proportional to 7,260,028.60, 10,890,042.90 and 6,126,287.80

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Solution

The fourth proportional to 7,260,028.60, 10,890,042.90 and 6,126,287.80 is: 9,189,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260,028.60 : 10,890,042.90 = 6,126,287.80 : x
  2. Step 2: Convert to fraction form
    7,260,028.60/10,890,042.90 = 6,126,287.80/x
  3. Step 3: Cross multiply
    7,260,028.60x = 10,890,042.90 × 6,126,287.80
  4. Step 4: Simplify right side
    7,260,028.60x = 66,715,536,959,746.62
  5. Step 5: Solve for x
    x = 66,715,536,959,746.62/7,260,028.60
  6. Step 6: Final answer
    x = 9,189,431.70

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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.