Home / 41,189,252.80-61,783,879.20-31,652,766.40

Finding the Fourth Proportional to 41,189,252.80, 61,783,879.20 and 31,652,766.40

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Solution

The fourth proportional to 41,189,252.80, 61,783,879.20 and 31,652,766.40 is: 47,479,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,189,252.80 : 61,783,879.20 = 31,652,766.40 : x
  2. Step 2: Convert to fraction form
    41,189,252.80/61,783,879.20 = 31,652,766.40/x
  3. Step 3: Cross multiply
    41,189,252.80x = 61,783,879.20 × 31,652,766.40
  4. Step 4: Simplify right side
    41,189,252.80x = 1,955,630,695,603,419
  5. Step 5: Solve for x
    x = 1,955,630,695,603,419/41,189,252.80
  6. Step 6: Final answer
    x = 47,479,149.60

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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.