Home / 61,245,792.96-91,886,625.42-18,116,144.88

Finding the Fourth Proportional to 61,245,792.96, 91,886,625.42 and 18,116,144.88

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Solution

The fourth proportional to 61,245,792.96, 91,886,625.42 and 18,116,144.88 is: 27,179,522.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,245,792.96 : 91,886,625.42 = 18,116,144.88 : x
  2. Step 2: Convert to fraction form
    61,245,792.96/91,886,625.42 = 18,116,144.88/x
  3. Step 3: Cross multiply
    61,245,792.96x = 91,886,625.42 × 18,116,144.88
  4. Step 4: Simplify right side
    61,245,792.96x = 1,664,631,418,643,010.75
  5. Step 5: Solve for x
    x = 1,664,631,418,643,010.75/61,245,792.96
  6. Step 6: Final answer
    x = 27,179,522.68

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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.