Home / 16,128,371.10-24,192,556.65-15,580,940.70

Finding the Fourth Proportional to 16,128,371.10, 24,192,556.65 and 15,580,940.70

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Solution

The fourth proportional to 16,128,371.10, 24,192,556.65 and 15,580,940.70 is: 23,371,411.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,371.10 : 24,192,556.65 = 15,580,940.70 : x
  2. Step 2: Convert to fraction form
    16,128,371.10/24,192,556.65 = 15,580,940.70/x
  3. Step 3: Cross multiply
    16,128,371.10x = 24,192,556.65 × 15,580,940.70
  4. Step 4: Simplify right side
    16,128,371.10x = 376,942,790,545,040.62
  5. Step 5: Solve for x
    x = 376,942,790,545,040.62/16,128,371.10
  6. Step 6: Final answer
    x = 23,371,411.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.