Home / 38,305,161.14-52,862,398.34-20,902,461.29

Finding the Fourth Proportional to 38,305,161.14, 52,862,398.34 and 20,902,461.29

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Solution

The fourth proportional to 38,305,161.14, 52,862,398.34 and 20,902,461.29 is: 28,846,092.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,305,161.14 : 52,862,398.34 = 20,902,461.29 : x
  2. Step 2: Convert to fraction form
    38,305,161.14/52,862,398.34 = 20,902,461.29/x
  3. Step 3: Cross multiply
    38,305,161.14x = 52,862,398.34 × 20,902,461.29
  4. Step 4: Simplify right side
    38,305,161.14x = 1,104,954,234,990,311
  5. Step 5: Solve for x
    x = 1,104,954,234,990,311/38,305,161.14
  6. Step 6: Final answer
    x = 28,846,092.86

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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.