Home / 13,577,982.80-20,366,974.20-3,994,330.10

Finding the Fourth Proportional to 13,577,982.80, 20,366,974.20 and 3,994,330.10

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Solution

The fourth proportional to 13,577,982.80, 20,366,974.20 and 3,994,330.10 is: 5,991,495.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,577,982.80 : 20,366,974.20 = 3,994,330.10 : x
  2. Step 2: Convert to fraction form
    13,577,982.80/20,366,974.20 = 3,994,330.10/x
  3. Step 3: Cross multiply
    13,577,982.80x = 20,366,974.20 × 3,994,330.10
  4. Step 4: Simplify right side
    13,577,982.80x = 81,352,418,092,983.42
  5. Step 5: Solve for x
    x = 81,352,418,092,983.42/13,577,982.80
  6. Step 6: Final answer
    x = 5,991,495.15

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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.