Home / 9,170,470.20-13,755,705.30-4,918,942.20

Finding the Fourth Proportional to 9,170,470.20, 13,755,705.30 and 4,918,942.20

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Solution

The fourth proportional to 9,170,470.20, 13,755,705.30 and 4,918,942.20 is: 7,378,413.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170,470.20 : 13,755,705.30 = 4,918,942.20 : x
  2. Step 2: Convert to fraction form
    9,170,470.20/13,755,705.30 = 4,918,942.20/x
  3. Step 3: Cross multiply
    9,170,470.20x = 13,755,705.30 × 4,918,942.20
  4. Step 4: Simplify right side
    9,170,470.20x = 67,663,519,290,933.66
  5. Step 5: Solve for x
    x = 67,663,519,290,933.66/9,170,470.20
  6. Step 6: Final answer
    x = 7,378,413.30

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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.