Home / 18,722,392.40-28,083,588.60-16,632,203.60

Finding the Fourth Proportional to 18,722,392.40, 28,083,588.60 and 16,632,203.60

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Solution

The fourth proportional to 18,722,392.40, 28,083,588.60 and 16,632,203.60 is: 24,948,305.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,722,392.40 : 28,083,588.60 = 16,632,203.60 : x
  2. Step 2: Convert to fraction form
    18,722,392.40/28,083,588.60 = 16,632,203.60/x
  3. Step 3: Cross multiply
    18,722,392.40x = 28,083,588.60 × 16,632,203.60
  4. Step 4: Simplify right side
    18,722,392.40x = 467,091,963,413,839
  5. Step 5: Solve for x
    x = 467,091,963,413,839/18,722,392.40
  6. Step 6: Final answer
    x = 24,948,305.40

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1.5x scale

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.