Home / 61,399,998.68-84,770,237.72-39,085,575.28

Finding the Fourth Proportional to 61,399,998.68, 84,770,237.72 and 39,085,575.28

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Solution

The fourth proportional to 61,399,998.68, 84,770,237.72 and 39,085,575.28 is: 53,962,436.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,399,998.68 : 84,770,237.72 = 39,085,575.28 : x
  2. Step 2: Convert to fraction form
    61,399,998.68/84,770,237.72 = 39,085,575.28/x
  3. Step 3: Cross multiply
    61,399,998.68x = 84,770,237.72 × 39,085,575.28
  4. Step 4: Simplify right side
    61,399,998.68x = 3,313,293,507,794,344
  5. Step 5: Solve for x
    x = 3,313,293,507,794,344/61,399,998.68
  6. Step 6: Final answer
    x = 53,962,436.14

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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.