Home / 27,680,485.80-41,520,728.70-11,501,059.80

Finding the Fourth Proportional to 27,680,485.80, 41,520,728.70 and 11,501,059.80

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Solution

The fourth proportional to 27,680,485.80, 41,520,728.70 and 11,501,059.80 is: 17,251,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,680,485.80 : 41,520,728.70 = 11,501,059.80 : x
  2. Step 2: Convert to fraction form
    27,680,485.80/41,520,728.70 = 11,501,059.80/x
  3. Step 3: Cross multiply
    27,680,485.80x = 41,520,728.70 × 11,501,059.80
  4. Step 4: Simplify right side
    27,680,485.80x = 477,532,383,718,276.31
  5. Step 5: Solve for x
    x = 477,532,383,718,276.31/27,680,485.80
  6. Step 6: Final answer
    x = 17,251,589.70

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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.