Home / 36,327,370.92-50,143,920-21,647,642.16

Finding the Fourth Proportional to 36,327,370.92, 50,143,920 and 21,647,642.16

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Solution

The fourth proportional to 36,327,370.92, 50,143,920 and 21,647,642.16 is: 29,880,985.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,327,370.92 : 50,143,920 = 21,647,642.16 : x
  2. Step 2: Convert to fraction form
    36,327,370.92/50,143,920 = 21,647,642.16/x
  3. Step 3: Cross multiply
    36,327,370.92x = 50,143,920 × 21,647,642.16
  4. Step 4: Simplify right side
    36,327,370.92x = 1,085,497,636,659,667.25
  5. Step 5: Solve for x
    x = 1,085,497,636,659,667.25/36,327,370.92
  6. Step 6: Final answer
    x = 29,880,985.31

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Double scale
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1.5x scale

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.