Home / 8,144,696.21-12,217,033.58-2,079,428.96

Finding the Fourth Proportional to 8,144,696.21, 12,217,033.58 and 2,079,428.96

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Solution

The fourth proportional to 8,144,696.21, 12,217,033.58 and 2,079,428.96 is: 3,119,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144,696.21 : 12,217,033.58 = 2,079,428.96 : x
  2. Step 2: Convert to fraction form
    8,144,696.21/12,217,033.58 = 2,079,428.96/x
  3. Step 3: Cross multiply
    8,144,696.21x = 12,217,033.58 × 2,079,428.96
  4. Step 4: Simplify right side
    8,144,696.21x = 25,404,453,451,689.91
  5. Step 5: Solve for x
    x = 25,404,453,451,689.91/8,144,696.21
  6. Step 6: Final answer
    x = 3,119,140.70

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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.