Home / 28,815,180.20-43,225,797.39-9,385,920.29

Finding the Fourth Proportional to 28,815,180.20, 43,225,797.39 and 9,385,920.29

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Solution

The fourth proportional to 28,815,180.20, 43,225,797.39 and 9,385,920.29 is: 14,079,866.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,815,180.20 : 43,225,797.39 = 9,385,920.29 : x
  2. Step 2: Convert to fraction form
    28,815,180.20/43,225,797.39 = 9,385,920.29/x
  3. Step 3: Cross multiply
    28,815,180.20x = 43,225,797.39 × 9,385,920.29
  4. Step 4: Simplify right side
    28,815,180.20x = 405,713,888,558,101.06
  5. Step 5: Solve for x
    x = 405,713,888,558,101.06/28,815,180.20
  6. Step 6: Final answer
    x = 14,079,866.44

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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.