Home / 31,918,486.77-44,047,560.87-18,167,450.88

Finding the Fourth Proportional to 31,918,486.77, 44,047,560.87 and 18,167,450.88

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Solution

The fourth proportional to 31,918,486.77, 44,047,560.87 and 18,167,450.88 is: 25,071,110.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,918,486.77 : 44,047,560.87 = 18,167,450.88 : x
  2. Step 2: Convert to fraction form
    31,918,486.77/44,047,560.87 = 18,167,450.88/x
  3. Step 3: Cross multiply
    31,918,486.77x = 44,047,560.87 × 18,167,450.88
  4. Step 4: Simplify right side
    31,918,486.77x = 800,231,898,489,535
  5. Step 5: Solve for x
    x = 800,231,898,489,535/31,918,486.77
  6. Step 6: Final answer
    x = 25,071,110.18

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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.