Home / 64,202,820.75-96,284,000.97-21,061,971.27

Finding the Fourth Proportional to 64,202,820.75, 96,284,000.97 and 21,061,971.27

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Solution

The fourth proportional to 64,202,820.75, 96,284,000.97 and 21,061,971.27 is: 31,586,320.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,202,820.75 : 96,284,000.97 = 21,061,971.27 : x
  2. Step 2: Convert to fraction form
    64,202,820.75/96,284,000.97 = 21,061,971.27/x
  3. Step 3: Cross multiply
    64,202,820.75x = 96,284,000.97 × 21,061,971.27
  4. Step 4: Simplify right side
    64,202,820.75x = 2,027,930,862,190,792
  5. Step 5: Solve for x
    x = 2,027,930,862,190,792/64,202,820.75
  6. Step 6: Final answer
    x = 31,586,320.33

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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.