Home / 33,133,628.40-49,700,442.60-20,361,329.70

Finding the Fourth Proportional to 33,133,628.40, 49,700,442.60 and 20,361,329.70

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Solution

The fourth proportional to 33,133,628.40, 49,700,442.60 and 20,361,329.70 is: 30,541,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,133,628.40 : 49,700,442.60 = 20,361,329.70 : x
  2. Step 2: Convert to fraction form
    33,133,628.40/49,700,442.60 = 20,361,329.70/x
  3. Step 3: Cross multiply
    33,133,628.40x = 49,700,442.60 × 20,361,329.70
  4. Step 4: Simplify right side
    33,133,628.40x = 1,011,967,098,014,525.25
  5. Step 5: Solve for x
    x = 1,011,967,098,014,525.25/33,133,628.40
  6. Step 6: Final answer
    x = 30,541,994.55

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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.