Home / 20,271,727.86-30,401,238.56-6,621,764.19

Finding the Fourth Proportional to 20,271,727.86, 30,401,238.56 and 6,621,764.19

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Solution

The fourth proportional to 20,271,727.86, 30,401,238.56 and 6,621,764.19 is: 9,930,571.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,271,727.86 : 30,401,238.56 = 6,621,764.19 : x
  2. Step 2: Convert to fraction form
    20,271,727.86/30,401,238.56 = 6,621,764.19/x
  3. Step 3: Cross multiply
    20,271,727.86x = 30,401,238.56 × 6,621,764.19
  4. Step 4: Simplify right side
    20,271,727.86x = 201,309,832,795,146.34
  5. Step 5: Solve for x
    x = 201,309,832,795,146.34/20,271,727.86
  6. Step 6: Final answer
    x = 9,930,571.00

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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.