Home / 16,514,511.53-22,789,395.50-9,172,815.57

Finding the Fourth Proportional to 16,514,511.53, 22,789,395.50 and 9,172,815.57

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Solution

The fourth proportional to 16,514,511.53, 22,789,395.50 and 9,172,815.57 is: 12,658,135.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,514,511.53 : 22,789,395.50 = 9,172,815.57 : x
  2. Step 2: Convert to fraction form
    16,514,511.53/22,789,395.50 = 9,172,815.57/x
  3. Step 3: Cross multiply
    16,514,511.53x = 22,789,395.50 × 9,172,815.57
  4. Step 4: Simplify right side
    16,514,511.53x = 209,042,921,827,423.88
  5. Step 5: Solve for x
    x = 209,042,921,827,423.88/16,514,511.53
  6. Step 6: Final answer
    x = 12,658,135.33

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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.