Home / 15,483,645.52-21,367,513.92-8,514,772.48

Finding the Fourth Proportional to 15,483,645.52, 21,367,513.92 and 8,514,772.48

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Solution

The fourth proportional to 15,483,645.52, 21,367,513.92 and 8,514,772.48 is: 11,750,431.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,483,645.52 : 21,367,513.92 = 8,514,772.48 : x
  2. Step 2: Convert to fraction form
    15,483,645.52/21,367,513.92 = 8,514,772.48/x
  3. Step 3: Cross multiply
    15,483,645.52x = 21,367,513.92 × 8,514,772.48
  4. Step 4: Simplify right side
    15,483,645.52x = 181,939,519,492,032.94
  5. Step 5: Solve for x
    x = 181,939,519,492,032.94/15,483,645.52
  6. Step 6: Final answer
    x = 11,750,431.72

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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.