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Finding the Fourth Proportional to 8,764,855.87, 13,148,696.45 and 2,699,585.59

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Solution

The fourth proportional to 8,764,855.87, 13,148,696.45 and 2,699,585.59 is: 4,049,813.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764,855.87 : 13,148,696.45 = 2,699,585.59 : x
  2. Step 2: Convert to fraction form
    8,764,855.87/13,148,696.45 = 2,699,585.59/x
  3. Step 3: Cross multiply
    8,764,855.87x = 13,148,696.45 × 2,699,585.59
  4. Step 4: Simplify right side
    8,764,855.87x = 35,496,031,463,704.15
  5. Step 5: Solve for x
    x = 35,496,031,463,704.15/8,764,855.87
  6. Step 6: Final answer
    x = 4,049,813.48

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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.