Home / 13,741,553.80-20,620,203.90-5,228,000.20

Finding the Fourth Proportional to 13,741,553.80, 20,620,203.90 and 5,228,000.20

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Solution

The fourth proportional to 13,741,553.80, 20,620,203.90 and 5,228,000.20 is: 7,844,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741,553.80 : 20,620,203.90 = 5,228,000.20 : x
  2. Step 2: Convert to fraction form
    13,741,553.80/20,620,203.90 = 5,228,000.20/x
  3. Step 3: Cross multiply
    13,741,553.80x = 20,620,203.90 × 5,228,000.20
  4. Step 4: Simplify right side
    13,741,553.80x = 107,802,430,113,240.78
  5. Step 5: Solve for x
    x = 107,802,430,113,240.78/13,741,553.80
  6. Step 6: Final answer
    x = 7,844,995.67

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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.