Home / 17,861,408.80-26,792,113.20-12,822,560.80

Finding the Fourth Proportional to 17,861,408.80, 26,792,113.20 and 12,822,560.80

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Solution

The fourth proportional to 17,861,408.80, 26,792,113.20 and 12,822,560.80 is: 19,233,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,861,408.80 : 26,792,113.20 = 12,822,560.80 : x
  2. Step 2: Convert to fraction form
    17,861,408.80/26,792,113.20 = 12,822,560.80/x
  3. Step 3: Cross multiply
    17,861,408.80x = 26,792,113.20 × 12,822,560.80
  4. Step 4: Simplify right side
    17,861,408.80x = 343,543,500,467,482.56
  5. Step 5: Solve for x
    x = 343,543,500,467,482.56/17,861,408.80
  6. Step 6: Final answer
    x = 19,233,841.20

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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.