Home / 27,864,416.80-41,796,625.20-12,747,872.80

Finding the Fourth Proportional to 27,864,416.80, 41,796,625.20 and 12,747,872.80

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Solution

The fourth proportional to 27,864,416.80, 41,796,625.20 and 12,747,872.80 is: 19,121,809.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,864,416.80 : 41,796,625.20 = 12,747,872.80 : x
  2. Step 2: Convert to fraction form
    27,864,416.80/41,796,625.20 = 12,747,872.80/x
  3. Step 3: Cross multiply
    27,864,416.80x = 41,796,625.20 × 12,747,872.80
  4. Step 4: Simplify right side
    27,864,416.80x = 532,818,061,518,874.62
  5. Step 5: Solve for x
    x = 532,818,061,518,874.62/27,864,416.80
  6. Step 6: Final answer
    x = 19,121,809.20

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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.