Home / 8,657,910.62-11,942,710.89-5,717,754.80

Finding the Fourth Proportional to 8,657,910.62, 11,942,710.89 and 5,717,754.80

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Solution

The fourth proportional to 8,657,910.62, 11,942,710.89 and 5,717,754.80 is: 7,887,063.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,657,910.62 : 11,942,710.89 = 5,717,754.80 : x
  2. Step 2: Convert to fraction form
    8,657,910.62/11,942,710.89 = 5,717,754.80/x
  3. Step 3: Cross multiply
    8,657,910.62x = 11,942,710.89 × 5,717,754.80
  4. Step 4: Simplify right side
    8,657,910.62x = 68,285,492,456,596.22
  5. Step 5: Solve for x
    x = 68,285,492,456,596.22/8,657,910.62
  6. Step 6: Final answer
    x = 7,887,063.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.