Home / 28,427,388.87-39,231,590.43-16,032,960.03

Finding the Fourth Proportional to 28,427,388.87, 39,231,590.43 and 16,032,960.03

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Solution

The fourth proportional to 28,427,388.87, 39,231,590.43 and 16,032,960.03 is: 22,126,496.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,427,388.87 : 39,231,590.43 = 16,032,960.03 : x
  2. Step 2: Convert to fraction form
    28,427,388.87/39,231,590.43 = 16,032,960.03/x
  3. Step 3: Cross multiply
    28,427,388.87x = 39,231,590.43 × 16,032,960.03
  4. Step 4: Simplify right side
    28,427,388.87x = 628,998,521,277,520.50
  5. Step 5: Solve for x
    x = 628,998,521,277,520.50/28,427,388.87
  6. Step 6: Final answer
    x = 22,126,496.53

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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.