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Finding the Fourth Proportional to 16,441,973.20, 24,662,959.80 and 4,311,413.20

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Solution

The fourth proportional to 16,441,973.20, 24,662,959.80 and 4,311,413.20 is: 6,467,119.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,441,973.20 : 24,662,959.80 = 4,311,413.20 : x
  2. Step 2: Convert to fraction form
    16,441,973.20/24,662,959.80 = 4,311,413.20/x
  3. Step 3: Cross multiply
    16,441,973.20x = 24,662,959.80 × 4,311,413.20
  4. Step 4: Simplify right side
    16,441,973.20x = 106,332,210,432,789.38
  5. Step 5: Solve for x
    x = 106,332,210,432,789.38/16,441,973.20
  6. Step 6: Final answer
    x = 6,467,119.80

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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.