Home / 50,612,175-75,902,560.74-18,259,871.76

Finding the Fourth Proportional to 50,612,175, 75,902,560.74 and 18,259,871.76

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Solution

The fourth proportional to 50,612,175, 75,902,560.74 and 18,259,871.76 is: 27,384,142.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,612,175 : 75,902,560.74 = 18,259,871.76 : x
  2. Step 2: Convert to fraction form
    50,612,175/75,902,560.74 = 18,259,871.76/x
  3. Step 3: Cross multiply
    50,612,175x = 75,902,560.74 × 18,259,871.76
  4. Step 4: Simplify right side
    50,612,175x = 1,385,971,025,368,010.75
  5. Step 5: Solve for x
    x = 1,385,971,025,368,010.75/50,612,175
  6. Step 6: Final answer
    x = 27,384,142.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.