Home / 18,181,517.65-25,091,027.68-9,922,113.27

Finding the Fourth Proportional to 18,181,517.65, 25,091,027.68 and 9,922,113.27

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Solution

The fourth proportional to 18,181,517.65, 25,091,027.68 and 9,922,113.27 is: 13,692,807.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181,517.65 : 25,091,027.68 = 9,922,113.27 : x
  2. Step 2: Convert to fraction form
    18,181,517.65/25,091,027.68 = 9,922,113.27/x
  3. Step 3: Cross multiply
    18,181,517.65x = 25,091,027.68 × 9,922,113.27
  4. Step 4: Simplify right side
    18,181,517.65x = 248,956,018,653,416.62
  5. Step 5: Solve for x
    x = 248,956,018,653,416.62/18,181,517.65
  6. Step 6: Final answer
    x = 13,692,807.36

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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.