Home / 18,395,596.96-27,597,318.90-9,178,525.45

Finding the Fourth Proportional to 18,395,596.96, 27,597,318.90 and 9,178,525.45

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Solution

The fourth proportional to 18,395,596.96, 27,597,318.90 and 9,178,525.45 is: 13,769,745.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,395,596.96 : 27,597,318.90 = 9,178,525.45 : x
  2. Step 2: Convert to fraction form
    18,395,596.96/27,597,318.90 = 9,178,525.45/x
  3. Step 3: Cross multiply
    18,395,596.96x = 27,597,318.90 × 9,178,525.45
  4. Step 4: Simplify right side
    18,395,596.96x = 253,302,693,875,415.97
  5. Step 5: Solve for x
    x = 253,302,693,875,415.97/18,395,596.96
  6. Step 6: Final answer
    x = 13,769,745.79

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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.