Home / 7,215,146.01-9,956,546.33-3,951,975.25

Finding the Fourth Proportional to 7,215,146.01, 9,956,546.33 and 3,951,975.25

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Solution

The fourth proportional to 7,215,146.01, 9,956,546.33 and 3,951,975.25 is: 5,453,531.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,215,146.01 : 9,956,546.33 = 3,951,975.25 : x
  2. Step 2: Convert to fraction form
    7,215,146.01/9,956,546.33 = 3,951,975.25/x
  3. Step 3: Cross multiply
    7,215,146.01x = 9,956,546.33 × 3,951,975.25
  4. Step 4: Simplify right side
    7,215,146.01x = 39,348,024,664,324.14
  5. Step 5: Solve for x
    x = 39,348,024,664,324.14/7,215,146.01
  6. Step 6: Final answer
    x = 5,453,531.31

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.