Home / 13,696,462.27-20,539,847.41-3,979,053.58

Finding the Fourth Proportional to 13,696,462.27, 20,539,847.41 and 3,979,053.58

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Solution

The fourth proportional to 13,696,462.27, 20,539,847.41 and 3,979,053.58 is: 5,967,172.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,696,462.27 : 20,539,847.41 = 3,979,053.58 : x
  2. Step 2: Convert to fraction form
    13,696,462.27/20,539,847.41 = 3,979,053.58/x
  3. Step 3: Cross multiply
    13,696,462.27x = 20,539,847.41 × 3,979,053.58
  4. Step 4: Simplify right side
    13,696,462.27x = 81,729,153,369,414.23
  5. Step 5: Solve for x
    x = 81,729,153,369,414.23/13,696,462.27
  6. Step 6: Final answer
    x = 5,967,172.53

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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.