Home / 18,291,546.87-25,238,245.91-10,448,552.07

Finding the Fourth Proportional to 18,291,546.87, 25,238,245.91 and 10,448,552.07

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Solution

The fourth proportional to 18,291,546.87, 25,238,245.91 and 10,448,552.07 is: 14,416,666.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,291,546.87 : 25,238,245.91 = 10,448,552.07 : x
  2. Step 2: Convert to fraction form
    18,291,546.87/25,238,245.91 = 10,448,552.07/x
  3. Step 3: Cross multiply
    18,291,546.87x = 25,238,245.91 × 10,448,552.07
  4. Step 4: Simplify right side
    18,291,546.87x = 263,703,126,493,856.78
  5. Step 5: Solve for x
    x = 263,703,126,493,856.78/18,291,546.87
  6. Step 6: Final answer
    x = 14,416,666.25

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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.