Home / 38,700,418.20-57,994,640.10-17,117,352.60

Finding the Fourth Proportional to 38,700,418.20, 57,994,640.10 and 17,117,352.60

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Solution

The fourth proportional to 38,700,418.20, 57,994,640.10 and 17,117,352.60 is: 25,651,265.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,700,418.20 : 57,994,640.10 = 17,117,352.60 : x
  2. Step 2: Convert to fraction form
    38,700,418.20/57,994,640.10 = 17,117,352.60/x
  3. Step 3: Cross multiply
    38,700,418.20x = 57,994,640.10 × 17,117,352.60
  4. Step 4: Simplify right side
    38,700,418.20x = 992,714,703,501,799.38
  5. Step 5: Solve for x
    x = 992,714,703,501,799.38/38,700,418.20
  6. Step 6: Final answer
    x = 25,651,265.53

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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.