Home / 56,067,121.80-84,100,682.70-17,731,636.20

Finding the Fourth Proportional to 56,067,121.80, 84,100,682.70 and 17,731,636.20

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Solution

The fourth proportional to 56,067,121.80, 84,100,682.70 and 17,731,636.20 is: 26,597,454.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,067,121.80 : 84,100,682.70 = 17,731,636.20 : x
  2. Step 2: Convert to fraction form
    56,067,121.80/84,100,682.70 = 17,731,636.20/x
  3. Step 3: Cross multiply
    56,067,121.80x = 84,100,682.70 × 17,731,636.20
  4. Step 4: Simplify right side
    56,067,121.80x = 1,491,242,709,808,033.75
  5. Step 5: Solve for x
    x = 1,491,242,709,808,033.75/56,067,121.80
  6. Step 6: Final answer
    x = 26,597,454.30

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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.