Home / 22,146,629.60-33,219,944.40-20,020,865.60

Finding the Fourth Proportional to 22,146,629.60, 33,219,944.40 and 20,020,865.60

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Solution

The fourth proportional to 22,146,629.60, 33,219,944.40 and 20,020,865.60 is: 30,031,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,146,629.60 : 33,219,944.40 = 20,020,865.60 : x
  2. Step 2: Convert to fraction form
    22,146,629.60/33,219,944.40 = 20,020,865.60/x
  3. Step 3: Cross multiply
    22,146,629.60x = 33,219,944.40 × 20,020,865.60
  4. Step 4: Simplify right side
    22,146,629.60x = 665,092,042,071,872.62
  5. Step 5: Solve for x
    x = 665,092,042,071,872.62/22,146,629.60
  6. Step 6: Final answer
    x = 30,031,298.40

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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.