Home / 20,040,905.20-30,061,357.80-20,040,905.20

Finding the Fourth Proportional to 20,040,905.20, 30,061,357.80 and 20,040,905.20

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Solution

The fourth proportional to 20,040,905.20, 30,061,357.80 and 20,040,905.20 is: 30,061,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,040,905.20 : 30,061,357.80 = 20,040,905.20 : x
  2. Step 2: Convert to fraction form
    20,040,905.20/30,061,357.80 = 20,040,905.20/x
  3. Step 3: Cross multiply
    20,040,905.20x = 30,061,357.80 × 20,040,905.20
  4. Step 4: Simplify right side
    20,040,905.20x = 602,456,821,853,080.50
  5. Step 5: Solve for x
    x = 602,456,821,853,080.50/20,040,905.20
  6. Step 6: Final answer
    x = 30,061,357.80

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1.5x scale

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.