Home / 25,453,481.12-35,126,543.10-13,851,792.80

Finding the Fourth Proportional to 25,453,481.12, 35,126,543.10 and 13,851,792.80

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Solution

The fourth proportional to 25,453,481.12, 35,126,543.10 and 13,851,792.80 is: 19,115,876.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453,481.12 : 35,126,543.10 = 13,851,792.80 : x
  2. Step 2: Convert to fraction form
    25,453,481.12/35,126,543.10 = 13,851,792.80/x
  3. Step 3: Cross multiply
    25,453,481.12x = 35,126,543.10 × 13,851,792.80
  4. Step 4: Simplify right side
    25,453,481.12x = 486,565,596,801,469.75
  5. Step 5: Solve for x
    x = 486,565,596,801,469.75/25,453,481.12
  6. Step 6: Final answer
    x = 19,115,876.31

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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.