Home / 74,884,321.78-103,338,381.77-41,844,842.42

Finding the Fourth Proportional to 74,884,321.78, 103,338,381.77 and 41,844,842.42

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Solution

The fourth proportional to 74,884,321.78, 103,338,381.77 and 41,844,842.42 is: 57,744,774.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,884,321.78 : 103,338,381.77 = 41,844,842.42 : x
  2. Step 2: Convert to fraction form
    74,884,321.78/103,338,381.77 = 41,844,842.42/x
  3. Step 3: Cross multiply
    74,884,321.78x = 103,338,381.77 × 41,844,842.42
  4. Step 4: Simplify right side
    74,884,321.78x = 4,324,178,301,103,450.50
  5. Step 5: Solve for x
    x = 4,324,178,301,103,450.50/74,884,321.78
  6. Step 6: Final answer
    x = 57,744,774.85

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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.