Home / 29,906,178.30-41,278,204.29-19,478,179.58

Finding the Fourth Proportional to 29,906,178.30, 41,278,204.29 and 19,478,179.58

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Solution

The fourth proportional to 29,906,178.30, 41,278,204.29 and 19,478,179.58 is: 26,884,888.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,906,178.30 : 41,278,204.29 = 19,478,179.58 : x
  2. Step 2: Convert to fraction form
    29,906,178.30/41,278,204.29 = 19,478,179.58/x
  3. Step 3: Cross multiply
    29,906,178.30x = 41,278,204.29 × 19,478,179.58
  4. Step 4: Simplify right side
    29,906,178.30x = 804,024,275,900,546.25
  5. Step 5: Solve for x
    x = 804,024,275,900,546.25/29,906,178.30
  6. Step 6: Final answer
    x = 26,884,888.73

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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.