Home / 7,097,999.10-10,646,998.65-3,318,863.10

Finding the Fourth Proportional to 7,097,999.10, 10,646,998.65 and 3,318,863.10

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Solution

The fourth proportional to 7,097,999.10, 10,646,998.65 and 3,318,863.10 is: 4,978,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,097,999.10 : 10,646,998.65 = 3,318,863.10 : x
  2. Step 2: Convert to fraction form
    7,097,999.10/10,646,998.65 = 3,318,863.10/x
  3. Step 3: Cross multiply
    7,097,999.10x = 10,646,998.65 × 3,318,863.10
  4. Step 4: Simplify right side
    7,097,999.10x = 35,335,930,945,234.82
  5. Step 5: Solve for x
    x = 35,335,930,945,234.82/7,097,999.10
  6. Step 6: Final answer
    x = 4,978,294.65

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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.