Home / 8,377,920.06-12,568,905.97-2,912,225.82

Finding the Fourth Proportional to 8,377,920.06, 12,568,905.97 and 2,912,225.82

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Solution

The fourth proportional to 8,377,920.06, 12,568,905.97 and 2,912,225.82 is: 4,369,042.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,377,920.06 : 12,568,905.97 = 2,912,225.82 : x
  2. Step 2: Convert to fraction form
    8,377,920.06/12,568,905.97 = 2,912,225.82/x
  3. Step 3: Cross multiply
    8,377,920.06x = 12,568,905.97 × 2,912,225.82
  4. Step 4: Simplify right side
    8,377,920.06x = 36,603,492,440,572.18
  5. Step 5: Solve for x
    x = 36,603,492,440,572.18/8,377,920.06
  6. Step 6: Final answer
    x = 4,369,042.94

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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.