Home / 45,743,337.43-68,594,863.86-21,489,157.51

Finding the Fourth Proportional to 45,743,337.43, 68,594,863.86 and 21,489,157.51

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Solution

The fourth proportional to 45,743,337.43, 68,594,863.86 and 21,489,157.51 is: 32,224,273.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,743,337.43 : 68,594,863.86 = 21,489,157.51 : x
  2. Step 2: Convert to fraction form
    45,743,337.43/68,594,863.86 = 21,489,157.51/x
  3. Step 3: Cross multiply
    45,743,337.43x = 68,594,863.86 × 21,489,157.51
  4. Step 4: Simplify right side
    45,743,337.43x = 1,474,045,833,864,546.75
  5. Step 5: Solve for x
    x = 1,474,045,833,864,546.75/45,743,337.43
  6. Step 6: Final answer
    x = 32,224,273.89

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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.