Home / 18,488,433.87-25,514,019.50-10,339,671.87

Finding the Fourth Proportional to 18,488,433.87, 25,514,019.50 and 10,339,671.87

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Solution

The fourth proportional to 18,488,433.87, 25,514,019.50 and 10,339,671.87 is: 14,268,736.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,488,433.87 : 25,514,019.50 = 10,339,671.87 : x
  2. Step 2: Convert to fraction form
    18,488,433.87/25,514,019.50 = 10,339,671.87/x
  3. Step 3: Cross multiply
    18,488,433.87x = 25,514,019.50 × 10,339,671.87
  4. Step 4: Simplify right side
    18,488,433.87x = 263,806,589,663,083.09
  5. Step 5: Solve for x
    x = 263,806,589,663,083.09/18,488,433.87
  6. Step 6: Final answer
    x = 14,268,736.42

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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.