Home / 29,269,578.52-40,391,986.80-16,039,078.05

Finding the Fourth Proportional to 29,269,578.52, 40,391,986.80 and 16,039,078.05

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Solution

The fourth proportional to 29,269,578.52, 40,391,986.80 and 16,039,078.05 is: 22,133,910.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,269,578.52 : 40,391,986.80 = 16,039,078.05 : x
  2. Step 2: Convert to fraction form
    29,269,578.52/40,391,986.80 = 16,039,078.05/x
  3. Step 3: Cross multiply
    29,269,578.52x = 40,391,986.80 × 16,039,078.05
  4. Step 4: Simplify right side
    29,269,578.52x = 647,850,228,879,769.75
  5. Step 5: Solve for x
    x = 647,850,228,879,769.75/29,269,578.52
  6. Step 6: Final answer
    x = 22,133,910.42

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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.