Home / 7,380,680.10-11,071,020.15-7,097,244.90

Finding the Fourth Proportional to 7,380,680.10, 11,071,020.15 and 7,097,244.90

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Solution

The fourth proportional to 7,380,680.10, 11,071,020.15 and 7,097,244.90 is: 10,645,867.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,680.10 : 11,071,020.15 = 7,097,244.90 : x
  2. Step 2: Convert to fraction form
    7,380,680.10/11,071,020.15 = 7,097,244.90/x
  3. Step 3: Cross multiply
    7,380,680.10x = 11,071,020.15 × 7,097,244.90
  4. Step 4: Simplify right side
    7,380,680.10x = 78,573,741,297,384.73
  5. Step 5: Solve for x
    x = 78,573,741,297,384.73/7,380,680.10
  6. Step 6: Final answer
    x = 10,645,867.35

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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.