Home / 18,488,443.87-25,514,033.25-10,339,681.87

Finding the Fourth Proportional to 18,488,443.87, 25,514,033.25 and 10,339,681.87

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Solution

The fourth proportional to 18,488,443.87, 25,514,033.25 and 10,339,681.87 is: 14,268,750.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,488,443.87 : 25,514,033.25 = 10,339,681.87 : x
  2. Step 2: Convert to fraction form
    18,488,443.87/25,514,033.25 = 10,339,681.87/x
  3. Step 3: Cross multiply
    18,488,443.87x = 25,514,033.25 × 10,339,681.87
  4. Step 4: Simplify right side
    18,488,443.87x = 263,806,987,025,602.16
  5. Step 5: Solve for x
    x = 263,806,987,025,602.16/18,488,443.87
  6. Step 6: Final answer
    x = 14,268,750.19

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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.