Home / 16,483,168.30-22,720,556.67-12,992,847.52

Finding the Fourth Proportional to 16,483,168.30, 22,720,556.67 and 12,992,847.52

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Solution

The fourth proportional to 16,483,168.30, 22,720,556.67 and 12,992,847.52 is: 17,909,465.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,483,168.30 : 22,720,556.67 = 12,992,847.52 : x
  2. Step 2: Convert to fraction form
    16,483,168.30/22,720,556.67 = 12,992,847.52/x
  3. Step 3: Cross multiply
    16,483,168.30x = 22,720,556.67 × 12,992,847.52
  4. Step 4: Simplify right side
    16,483,168.30x = 295,204,728,382,829
  5. Step 5: Solve for x
    x = 295,204,728,382,829/16,483,168.30
  6. Step 6: Final answer
    x = 17,909,465.16

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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.