Home / 7,380,680.40-11,071,020.60-2,593,774.80

Finding the Fourth Proportional to 7,380,680.40, 11,071,020.60 and 2,593,774.80

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Solution

The fourth proportional to 7,380,680.40, 11,071,020.60 and 2,593,774.80 is: 3,890,662.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,680.40 : 11,071,020.60 = 2,593,774.80 : x
  2. Step 2: Convert to fraction form
    7,380,680.40/11,071,020.60 = 2,593,774.80/x
  3. Step 3: Cross multiply
    7,380,680.40x = 11,071,020.60 × 2,593,774.80
  4. Step 4: Simplify right side
    7,380,680.40x = 28,715,734,242,560.88
  5. Step 5: Solve for x
    x = 28,715,734,242,560.88/7,380,680.40
  6. Step 6: Final answer
    x = 3,890,662.20

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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.