Home / 27,738,145.80-41,607,218.70-12,592,077.30

Finding the Fourth Proportional to 27,738,145.80, 41,607,218.70 and 12,592,077.30

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Solution

The fourth proportional to 27,738,145.80, 41,607,218.70 and 12,592,077.30 is: 18,888,115.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,738,145.80 : 41,607,218.70 = 12,592,077.30 : x
  2. Step 2: Convert to fraction form
    27,738,145.80/41,607,218.70 = 12,592,077.30/x
  3. Step 3: Cross multiply
    27,738,145.80x = 41,607,218.70 × 12,592,077.30
  4. Step 4: Simplify right side
    27,738,145.80x = 523,921,314,108,405.56
  5. Step 5: Solve for x
    x = 523,921,314,108,405.56/27,738,145.80
  6. Step 6: Final answer
    x = 18,888,115.95

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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.