Home / 18,008,871.96-27,014,055.28-5,229,376.62

Finding the Fourth Proportional to 18,008,871.96, 27,014,055.28 and 5,229,376.62

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Solution

The fourth proportional to 18,008,871.96, 27,014,055.28 and 5,229,376.62 is: 7,844,281.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,008,871.96 : 27,014,055.28 = 5,229,376.62 : x
  2. Step 2: Convert to fraction form
    18,008,871.96/27,014,055.28 = 5,229,376.62/x
  3. Step 3: Cross multiply
    18,008,871.96x = 27,014,055.28 × 5,229,376.62
  4. Step 4: Simplify right side
    18,008,871.96x = 141,266,669,092,619.56
  5. Step 5: Solve for x
    x = 141,266,669,092,619.56/18,008,871.96
  6. Step 6: Final answer
    x = 7,844,281.94

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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.