Home / 21,727,472.70-32,593,570.20-8,079,018.06

Finding the Fourth Proportional to 21,727,472.70, 32,593,570.20 and 8,079,018.06

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Solution

The fourth proportional to 21,727,472.70, 32,593,570.20 and 8,079,018.06 is: 12,119,405.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,727,472.70 : 32,593,570.20 = 8,079,018.06 : x
  2. Step 2: Convert to fraction form
    21,727,472.70/32,593,570.20 = 8,079,018.06/x
  3. Step 3: Cross multiply
    21,727,472.70x = 32,593,570.20 × 8,079,018.06
  4. Step 4: Simplify right side
    21,727,472.70x = 263,324,042,285,677.78
  5. Step 5: Solve for x
    x = 263,324,042,285,677.78/21,727,472.70
  6. Step 6: Final answer
    x = 12,119,405.05

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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.