Home / 22,162,771.94-30,587,446.60-12,868,491.74

Finding the Fourth Proportional to 22,162,771.94, 30,587,446.60 and 12,868,491.74

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Solution

The fourth proportional to 22,162,771.94, 30,587,446.60 and 12,868,491.74 is: 17,760,156.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,162,771.94 : 30,587,446.60 = 12,868,491.74 : x
  2. Step 2: Convert to fraction form
    22,162,771.94/30,587,446.60 = 12,868,491.74/x
  3. Step 3: Cross multiply
    22,162,771.94x = 30,587,446.60 × 12,868,491.74
  4. Step 4: Simplify right side
    22,162,771.94x = 393,614,303,734,682.62
  5. Step 5: Solve for x
    x = 393,614,303,734,682.62/22,162,771.94
  6. Step 6: Final answer
    x = 17,760,156.76

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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.