Home / 33,133,610.40-49,700,415.60-20,361,311.70

Finding the Fourth Proportional to 33,133,610.40, 49,700,415.60 and 20,361,311.70

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Solution

The fourth proportional to 33,133,610.40, 49,700,415.60 and 20,361,311.70 is: 30,541,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,133,610.40 : 49,700,415.60 = 20,361,311.70 : x
  2. Step 2: Convert to fraction form
    33,133,610.40/49,700,415.60 = 20,361,311.70/x
  3. Step 3: Cross multiply
    33,133,610.40x = 49,700,415.60 × 20,361,311.70
  4. Step 4: Simplify right side
    33,133,610.40x = 1,011,965,653,651,142.50
  5. Step 5: Solve for x
    x = 1,011,965,653,651,142.50/33,133,610.40
  6. Step 6: Final answer
    x = 30,541,967.55

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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.