Home / 38,248,914.38-52,781,961.32-20,844,885.02

Finding the Fourth Proportional to 38,248,914.38, 52,781,961.32 and 20,844,885.02

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Solution

The fourth proportional to 38,248,914.38, 52,781,961.32 and 20,844,885.02 is: 28,765,101.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,248,914.38 : 52,781,961.32 = 20,844,885.02 : x
  2. Step 2: Convert to fraction form
    38,248,914.38/52,781,961.32 = 20,844,885.02/x
  3. Step 3: Cross multiply
    38,248,914.38x = 52,781,961.32 × 20,844,885.02
  4. Step 4: Simplify right side
    38,248,914.38x = 1,100,233,914,845,487.38
  5. Step 5: Solve for x
    x = 1,100,233,914,845,487.38/38,248,914.38
  6. Step 6: Final answer
    x = 28,765,101.77

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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.