Home / 22,310,143-30,787,997.82-12,652,351

Finding the Fourth Proportional to 22,310,143, 30,787,997.82 and 12,652,351

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Solution

The fourth proportional to 22,310,143, 30,787,997.82 and 12,652,351 is: 17,460,244.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,310,143 : 30,787,997.82 = 12,652,351 : x
  2. Step 2: Convert to fraction form
    22,310,143/30,787,997.82 = 12,652,351/x
  3. Step 3: Cross multiply
    22,310,143x = 30,787,997.82 × 12,652,351
  4. Step 4: Simplify right side
    22,310,143x = 389,540,555,005,874.81
  5. Step 5: Solve for x
    x = 389,540,555,005,874.81/22,310,143
  6. Step 6: Final answer
    x = 17,460,244.65

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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.