Home / 16,906,407-23,330,841.66-9,663,218.52

Finding the Fourth Proportional to 16,906,407, 23,330,841.66 and 9,663,218.52

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Solution

The fourth proportional to 16,906,407, 23,330,841.66 and 9,663,218.52 is: 13,335,241.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,906,407 : 23,330,841.66 = 9,663,218.52 : x
  2. Step 2: Convert to fraction form
    16,906,407/23,330,841.66 = 9,663,218.52/x
  3. Step 3: Cross multiply
    16,906,407x = 23,330,841.66 × 9,663,218.52
  4. Step 4: Simplify right side
    16,906,407x = 225,451,021,216,099.53
  5. Step 5: Solve for x
    x = 225,451,021,216,099.53/16,906,407
  6. Step 6: Final answer
    x = 13,335,241.56

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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.