Home / 8,809,319.34-12,154,136.22-5,135,635.56

Finding the Fourth Proportional to 8,809,319.34, 12,154,136.22 and 5,135,635.56

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Solution

The fourth proportional to 8,809,319.34, 12,154,136.22 and 5,135,635.56 is: 7,085,588.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,809,319.34 : 12,154,136.22 = 5,135,635.56 : x
  2. Step 2: Convert to fraction form
    8,809,319.34/12,154,136.22 = 5,135,635.56/x
  3. Step 3: Cross multiply
    8,809,319.34x = 12,154,136.22 × 5,135,635.56
  4. Step 4: Simplify right side
    8,809,319.34x = 62,419,214,172,515.98
  5. Step 5: Solve for x
    x = 62,419,214,172,515.98/8,809,319.34
  6. Step 6: Final answer
    x = 7,085,588.77

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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.