Home / 13,106,296.26-18,086,380.62-7,600,654.98

Finding the Fourth Proportional to 13,106,296.26, 18,086,380.62 and 7,600,654.98

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Solution

The fourth proportional to 13,106,296.26, 18,086,380.62 and 7,600,654.98 is: 10,488,725.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,296.26 : 18,086,380.62 = 7,600,654.98 : x
  2. Step 2: Convert to fraction form
    13,106,296.26/18,086,380.62 = 7,600,654.98/x
  3. Step 3: Cross multiply
    13,106,296.26x = 18,086,380.62 × 7,600,654.98
  4. Step 4: Simplify right side
    13,106,296.26x = 137,468,338,929,578.50
  5. Step 5: Solve for x
    x = 137,468,338,929,578.50/13,106,296.26
  6. Step 6: Final answer
    x = 10,488,725.13

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1.5x scale

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.