Home / 50,920,212.24-70,271,413.92-31,352,389.92

Finding the Fourth Proportional to 50,920,212.24, 70,271,413.92 and 31,352,389.92

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Solution

The fourth proportional to 50,920,212.24, 70,271,413.92 and 31,352,389.92 is: 43,267,234.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,920,212.24 : 70,271,413.92 = 31,352,389.92 : x
  2. Step 2: Convert to fraction form
    50,920,212.24/70,271,413.92 = 31,352,389.92/x
  3. Step 3: Cross multiply
    50,920,212.24x = 70,271,413.92 × 31,352,389.92
  4. Step 4: Simplify right side
    50,920,212.24x = 2,203,176,769,449,555.75
  5. Step 5: Solve for x
    x = 2,203,176,769,449,555.75/50,920,212.24
  6. Step 6: Final answer
    x = 43,267,234.61

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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.