Home / 38,264,734.80-57,397,102.20-21,258,622.80

Finding the Fourth Proportional to 38,264,734.80, 57,397,102.20 and 21,258,622.80

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Solution

The fourth proportional to 38,264,734.80, 57,397,102.20 and 21,258,622.80 is: 31,887,934.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,264,734.80 : 57,397,102.20 = 21,258,622.80 : x
  2. Step 2: Convert to fraction form
    38,264,734.80/57,397,102.20 = 21,258,622.80/x
  3. Step 3: Cross multiply
    38,264,734.80x = 57,397,102.20 × 21,258,622.80
  4. Step 4: Simplify right side
    38,264,734.80x = 1,220,183,345,482,850.25
  5. Step 5: Solve for x
    x = 1,220,183,345,482,850.25/38,264,734.80
  6. Step 6: Final answer
    x = 31,887,934.20

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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.