Home / 20,413,025.70-30,619,538.55-17,641,659.30

Finding the Fourth Proportional to 20,413,025.70, 30,619,538.55 and 17,641,659.30

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Solution

The fourth proportional to 20,413,025.70, 30,619,538.55 and 17,641,659.30 is: 26,462,488.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,413,025.70 : 30,619,538.55 = 17,641,659.30 : x
  2. Step 2: Convert to fraction form
    20,413,025.70/30,619,538.55 = 17,641,659.30/x
  3. Step 3: Cross multiply
    20,413,025.70x = 30,619,538.55 × 17,641,659.30
  4. Step 4: Simplify right side
    20,413,025.70x = 540,179,467,022,316.06
  5. Step 5: Solve for x
    x = 540,179,467,022,316.06/20,413,025.70
  6. Step 6: Final answer
    x = 26,462,488.95

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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.