Home / 19,679,550.30-27,167,611.40-12,239,610.50

Finding the Fourth Proportional to 19,679,550.30, 27,167,611.40 and 12,239,610.50

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Solution

The fourth proportional to 19,679,550.30, 27,167,611.40 and 12,239,610.50 is: 16,896,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,679,550.30 : 27,167,611.40 = 12,239,610.50 : x
  2. Step 2: Convert to fraction form
    19,679,550.30/27,167,611.40 = 12,239,610.50/x
  3. Step 3: Cross multiply
    19,679,550.30x = 27,167,611.40 × 12,239,610.50
  4. Step 4: Simplify right side
    19,679,550.30x = 332,520,981,554,323.56
  5. Step 5: Solve for x
    x = 332,520,981,554,323.56/19,679,550.30
  6. Step 6: Final answer
    x = 16,896,777.44

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1.5x scale

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.