Home / 22,176,628.20-33,264,942.30-12,588,301.80

Finding the Fourth Proportional to 22,176,628.20, 33,264,942.30 and 12,588,301.80

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Solution

The fourth proportional to 22,176,628.20, 33,264,942.30 and 12,588,301.80 is: 18,882,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,176,628.20 : 33,264,942.30 = 12,588,301.80 : x
  2. Step 2: Convert to fraction form
    22,176,628.20/33,264,942.30 = 12,588,301.80/x
  3. Step 3: Cross multiply
    22,176,628.20x = 33,264,942.30 × 12,588,301.80
  4. Step 4: Simplify right side
    22,176,628.20x = 418,749,133,031,986.19
  5. Step 5: Solve for x
    x = 418,749,133,031,986.19/22,176,628.20
  6. Step 6: Final answer
    x = 18,882,452.70

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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.