Home / 8,211,202.80-12,318,553.80-2,532,001.20

Finding the Fourth Proportional to 8,211,202.80, 12,318,553.80 and 2,532,001.20

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Solution

The fourth proportional to 8,211,202.80, 12,318,553.80 and 2,532,001.20 is: 3,798,541.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,211,202.80 : 12,318,553.80 = 2,532,001.20 : x
  2. Step 2: Convert to fraction form
    8,211,202.80/12,318,553.80 = 2,532,001.20/x
  3. Step 3: Cross multiply
    8,211,202.80x = 12,318,553.80 × 2,532,001.20
  4. Step 4: Simplify right side
    8,211,202.80x = 31,190,593,003,864.56
  5. Step 5: Solve for x
    x = 31,190,593,003,864.56/8,211,202.80
  6. Step 6: Final answer
    x = 3,798,541.31

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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.