Home / 18,982,095.24-28,477,993.14-5,518,923.24

Finding the Fourth Proportional to 18,982,095.24, 28,477,993.14 and 5,518,923.24

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Solution

The fourth proportional to 18,982,095.24, 28,477,993.14 and 5,518,923.24 is: 8,279,795.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,982,095.24 : 28,477,993.14 = 5,518,923.24 : x
  2. Step 2: Convert to fraction form
    18,982,095.24/28,477,993.14 = 5,518,923.24/x
  3. Step 3: Cross multiply
    18,982,095.24x = 28,477,993.14 × 5,518,923.24
  4. Step 4: Simplify right side
    18,982,095.24x = 157,167,858,168,906.59
  5. Step 5: Solve for x
    x = 157,167,858,168,906.59/18,982,095.24
  6. Step 6: Final answer
    x = 8,279,795.05

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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.