Home / 7,260,415.20-10,890,622.80-6,265,087.20

Finding the Fourth Proportional to 7,260,415.20, 10,890,622.80 and 6,265,087.20

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Solution

The fourth proportional to 7,260,415.20, 10,890,622.80 and 6,265,087.20 is: 9,397,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260,415.20 : 10,890,622.80 = 6,265,087.20 : x
  2. Step 2: Convert to fraction form
    7,260,415.20/10,890,622.80 = 6,265,087.20/x
  3. Step 3: Cross multiply
    7,260,415.20x = 10,890,622.80 × 6,265,087.20
  4. Step 4: Simplify right side
    7,260,415.20x = 68,230,701,504,308.16
  5. Step 5: Solve for x
    x = 68,230,701,504,308.16/7,260,415.20
  6. Step 6: Final answer
    x = 9,397,630.80

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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.