Home / 41,299,615.80-61,967,138.40-21,104,857.80

Finding the Fourth Proportional to 41,299,615.80, 61,967,138.40 and 21,104,857.80

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Solution

The fourth proportional to 41,299,615.80, 61,967,138.40 and 21,104,857.80 is: 31,666,339.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,299,615.80 : 61,967,138.40 = 21,104,857.80 : x
  2. Step 2: Convert to fraction form
    41,299,615.80/61,967,138.40 = 21,104,857.80/x
  3. Step 3: Cross multiply
    41,299,615.80x = 61,967,138.40 × 21,104,857.80
  4. Step 4: Simplify right side
    41,299,615.80x = 1,307,807,644,204,919.50
  5. Step 5: Solve for x
    x = 1,307,807,644,204,919.50/41,299,615.80
  6. Step 6: Final answer
    x = 31,666,339.24

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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.