Home / 13,670,079.89-20,508,230.23-7,276,963.73

Finding the Fourth Proportional to 13,670,079.89, 20,508,230.23 and 7,276,963.73

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Solution

The fourth proportional to 13,670,079.89, 20,508,230.23 and 7,276,963.73 is: 10,917,101.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,670,079.89 : 20,508,230.23 = 7,276,963.73 : x
  2. Step 2: Convert to fraction form
    13,670,079.89/20,508,230.23 = 7,276,963.73/x
  3. Step 3: Cross multiply
    13,670,079.89x = 20,508,230.23 × 7,276,963.73
  4. Step 4: Simplify right side
    13,670,079.89x = 149,237,647,429,465.97
  5. Step 5: Solve for x
    x = 149,237,647,429,465.97/13,670,079.89
  6. Step 6: Final answer
    x = 10,917,101.34

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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.