Home / 41,251,515.40-61,782,794.70-21,033,137.80

Finding the Fourth Proportional to 41,251,515.40, 61,782,794.70 and 21,033,137.80

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Solution

The fourth proportional to 41,251,515.40, 61,782,794.70 and 21,033,137.80 is: 31,501,534.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,251,515.40 : 61,782,794.70 = 21,033,137.80 : x
  2. Step 2: Convert to fraction form
    41,251,515.40/61,782,794.70 = 21,033,137.80/x
  3. Step 3: Cross multiply
    41,251,515.40x = 61,782,794.70 × 21,033,137.80
  4. Step 4: Simplify right side
    41,251,515.40x = 1,299,486,034,594,209.75
  5. Step 5: Solve for x
    x = 1,299,486,034,594,209.75/41,251,515.40
  6. Step 6: Final answer
    x = 31,501,534.48

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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.