Home / 18,534,007.20-27,801,010.80-5,755,803.60

Finding the Fourth Proportional to 18,534,007.20, 27,801,010.80 and 5,755,803.60

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Solution

The fourth proportional to 18,534,007.20, 27,801,010.80 and 5,755,803.60 is: 8,633,705.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534,007.20 : 27,801,010.80 = 5,755,803.60 : x
  2. Step 2: Convert to fraction form
    18,534,007.20/27,801,010.80 = 5,755,803.60/x
  3. Step 3: Cross multiply
    18,534,007.20x = 27,801,010.80 × 5,755,803.60
  4. Step 4: Simplify right side
    18,534,007.20x = 160,017,158,046,278.88
  5. Step 5: Solve for x
    x = 160,017,158,046,278.88/18,534,007.20
  6. Step 6: Final answer
    x = 8,633,705.40

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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.