Home / 18,181,479.54-25,090,971.62-9,922,073.81

Finding the Fourth Proportional to 18,181,479.54, 25,090,971.62 and 9,922,073.81

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Solution

The fourth proportional to 18,181,479.54, 25,090,971.62 and 9,922,073.81 is: 13,692,751.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181,479.54 : 25,090,971.62 = 9,922,073.81 : x
  2. Step 2: Convert to fraction form
    18,181,479.54/25,090,971.62 = 9,922,073.81/x
  3. Step 3: Cross multiply
    18,181,479.54x = 25,090,971.62 × 9,922,073.81
  4. Step 4: Simplify right side
    18,181,479.54x = 248,954,472,498,617.56
  5. Step 5: Solve for x
    x = 248,954,472,498,617.56/18,181,479.54
  6. Step 6: Final answer
    x = 13,692,751.02

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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.