Home / 38,241,045.57-52,770,993.17-21,721,119.06

Finding the Fourth Proportional to 38,241,045.57, 52,770,993.17 and 21,721,119.06

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Solution

The fourth proportional to 38,241,045.57, 52,770,993.17 and 21,721,119.06 is: 29,974,207.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,241,045.57 : 52,770,993.17 = 21,721,119.06 : x
  2. Step 2: Convert to fraction form
    38,241,045.57/52,770,993.17 = 21,721,119.06/x
  3. Step 3: Cross multiply
    38,241,045.57x = 52,770,993.17 × 21,721,119.06
  4. Step 4: Simplify right side
    38,241,045.57x = 1,146,245,025,451,411.25
  5. Step 5: Solve for x
    x = 1,146,245,025,451,411.25/38,241,045.57
  6. Step 6: Final answer
    x = 29,974,207.25

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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.