Home / 41,603,778.80-62,405,668.20-18,928,962.80

Finding the Fourth Proportional to 41,603,778.80, 62,405,668.20 and 18,928,962.80

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Solution

The fourth proportional to 41,603,778.80, 62,405,668.20 and 18,928,962.80 is: 28,393,444.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,603,778.80 : 62,405,668.20 = 18,928,962.80 : x
  2. Step 2: Convert to fraction form
    41,603,778.80/62,405,668.20 = 18,928,962.80/x
  3. Step 3: Cross multiply
    41,603,778.80x = 62,405,668.20 × 18,928,962.80
  4. Step 4: Simplify right side
    41,603,778.80x = 1,181,274,571,866,943
  5. Step 5: Solve for x
    x = 1,181,274,571,866,943/41,603,778.80
  6. Step 6: Final answer
    x = 28,393,444.20

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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.