Home / 28,722,796.14-39,637,270.35-16,332,891.66

Finding the Fourth Proportional to 28,722,796.14, 39,637,270.35 and 16,332,891.66

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Solution

The fourth proportional to 28,722,796.14, 39,637,270.35 and 16,332,891.66 is: 22,539,283.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,722,796.14 : 39,637,270.35 = 16,332,891.66 : x
  2. Step 2: Convert to fraction form
    28,722,796.14/39,637,270.35 = 16,332,891.66/x
  3. Step 3: Cross multiply
    28,722,796.14x = 39,637,270.35 × 16,332,891.66
  4. Step 4: Simplify right side
    28,722,796.14x = 647,391,242,324,680.25
  5. Step 5: Solve for x
    x = 647,391,242,324,680.25/28,722,796.14
  6. Step 6: Final answer
    x = 22,539,283.40

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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.