Home / 13,188,151.92-18,157,351.32-10,283,815.92

Finding the Fourth Proportional to 13,188,151.92, 18,157,351.32 and 10,283,815.92

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Solution

The fourth proportional to 13,188,151.92, 18,157,351.32 and 10,283,815.92 is: 14,158,682.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,188,151.92 : 18,157,351.32 = 10,283,815.92 : x
  2. Step 2: Convert to fraction form
    13,188,151.92/18,157,351.32 = 10,283,815.92/x
  3. Step 3: Cross multiply
    13,188,151.92x = 18,157,351.32 × 10,283,815.92
  4. Step 4: Simplify right side
    13,188,151.92x = 186,726,858,569,649.03
  5. Step 5: Solve for x
    x = 186,726,858,569,649.03/13,188,151.92
  6. Step 6: Final answer
    x = 14,158,682.71

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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.