Home / 28,932,338.60-43,448,274.30-20,472,050.60

Finding the Fourth Proportional to 28,932,338.60, 43,448,274.30 and 20,472,050.60

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Solution

The fourth proportional to 28,932,338.60, 43,448,274.30 and 20,472,050.60 is: 30,743,289.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,932,338.60 : 43,448,274.30 = 20,472,050.60 : x
  2. Step 2: Convert to fraction form
    28,932,338.60/43,448,274.30 = 20,472,050.60/x
  3. Step 3: Cross multiply
    28,932,338.60x = 43,448,274.30 × 20,472,050.60
  4. Step 4: Simplify right side
    28,932,338.60x = 889,475,269,952,279.62
  5. Step 5: Solve for x
    x = 889,475,269,952,279.62/28,932,338.60
  6. Step 6: Final answer
    x = 30,743,289.79

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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.