Home / 33,285,427.60-49,928,141.40-20,464,358.80

Finding the Fourth Proportional to 33,285,427.60, 49,928,141.40 and 20,464,358.80

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Solution

The fourth proportional to 33,285,427.60, 49,928,141.40 and 20,464,358.80 is: 30,696,538.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,285,427.60 : 49,928,141.40 = 20,464,358.80 : x
  2. Step 2: Convert to fraction form
    33,285,427.60/49,928,141.40 = 20,464,358.80/x
  3. Step 3: Cross multiply
    33,285,427.60x = 49,928,141.40 × 20,464,358.80
  4. Step 4: Simplify right side
    33,285,427.60x = 1,021,747,399,826,734.38
  5. Step 5: Solve for x
    x = 1,021,747,399,826,734.38/33,285,427.60
  6. Step 6: Final answer
    x = 30,696,538.20

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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.