Home / 23,063,098-31,824,310.96-12,748,418.68

Finding the Fourth Proportional to 23,063,098, 31,824,310.96 and 12,748,418.68

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Solution

The fourth proportional to 23,063,098, 31,824,310.96 and 12,748,418.68 is: 17,591,289.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,063,098 : 31,824,310.96 = 12,748,418.68 : x
  2. Step 2: Convert to fraction form
    23,063,098/31,824,310.96 = 12,748,418.68/x
  3. Step 3: Cross multiply
    23,063,098x = 31,824,310.96 × 12,748,418.68
  4. Step 4: Simplify right side
    23,063,098x = 405,709,640,320,592.75
  5. Step 5: Solve for x
    x = 405,709,640,320,592.75/23,063,098
  6. Step 6: Final answer
    x = 17,591,289.79

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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.