Home / 18,907,178.04-26,065,597.50-15,979,134.96

Finding the Fourth Proportional to 18,907,178.04, 26,065,597.50 and 15,979,134.96

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Solution

The fourth proportional to 18,907,178.04, 26,065,597.50 and 15,979,134.96 is: 22,028,972.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,907,178.04 : 26,065,597.50 = 15,979,134.96 : x
  2. Step 2: Convert to fraction form
    18,907,178.04/26,065,597.50 = 15,979,134.96/x
  3. Step 3: Cross multiply
    18,907,178.04x = 26,065,597.50 × 15,979,134.96
  4. Step 4: Simplify right side
    18,907,178.04x = 416,505,700,265,538.62
  5. Step 5: Solve for x
    x = 416,505,700,265,538.62/18,907,178.04
  6. Step 6: Final answer
    x = 22,028,972.24

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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.