Home / 10,109,919.80-15,164,879.70-4,441,215.80

Finding the Fourth Proportional to 10,109,919.80, 15,164,879.70 and 4,441,215.80

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Solution

The fourth proportional to 10,109,919.80, 15,164,879.70 and 4,441,215.80 is: 6,661,823.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,919.80 : 15,164,879.70 = 4,441,215.80 : x
  2. Step 2: Convert to fraction form
    10,109,919.80/15,164,879.70 = 4,441,215.80/x
  3. Step 3: Cross multiply
    10,109,919.80x = 15,164,879.70 × 4,441,215.80
  4. Step 4: Simplify right side
    10,109,919.80x = 67,350,503,328,739.25
  5. Step 5: Solve for x
    x = 67,350,503,328,739.25/10,109,919.80
  6. Step 6: Final answer
    x = 6,661,823.70

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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.