Home / 9,919,231.14-13,688,992.56-5,508,974.04

Finding the Fourth Proportional to 9,919,231.14, 13,688,992.56 and 5,508,974.04

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Solution

The fourth proportional to 9,919,231.14, 13,688,992.56 and 5,508,974.04 is: 7,602,636.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919,231.14 : 13,688,992.56 = 5,508,974.04 : x
  2. Step 2: Convert to fraction form
    9,919,231.14/13,688,992.56 = 5,508,974.04/x
  3. Step 3: Cross multiply
    9,919,231.14x = 13,688,992.56 × 5,508,974.04
  4. Step 4: Simplify right side
    9,919,231.14x = 75,412,304,646,793.14
  5. Step 5: Solve for x
    x = 75,412,304,646,793.14/9,919,231.14
  6. Step 6: Final answer
    x = 7,602,636.09

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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.