Home / 61,103,938.82-84,325,033.68-33,228,279.36

Finding the Fourth Proportional to 61,103,938.82, 84,325,033.68 and 33,228,279.36

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Solution

The fourth proportional to 61,103,938.82, 84,325,033.68 and 33,228,279.36 is: 45,855,894.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,103,938.82 : 84,325,033.68 = 33,228,279.36 : x
  2. Step 2: Convert to fraction form
    61,103,938.82/84,325,033.68 = 33,228,279.36/x
  3. Step 3: Cross multiply
    61,103,938.82x = 84,325,033.68 × 33,228,279.36
  4. Step 4: Simplify right side
    61,103,938.82x = 2,801,975,776,160,449
  5. Step 5: Solve for x
    x = 2,801,975,776,160,449/61,103,938.82
  6. Step 6: Final answer
    x = 45,855,894.57

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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.