Home / 12,651,029.12-18,977,710.26-4,131,410.24

Finding the Fourth Proportional to 12,651,029.12, 18,977,710.26 and 4,131,410.24

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Solution

The fourth proportional to 12,651,029.12, 18,977,710.26 and 4,131,410.24 is: 6,197,496.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,651,029.12 : 18,977,710.26 = 4,131,410.24 : x
  2. Step 2: Convert to fraction form
    12,651,029.12/18,977,710.26 = 4,131,410.24/x
  3. Step 3: Cross multiply
    12,651,029.12x = 18,977,710.26 × 4,131,410.24
  4. Step 4: Simplify right side
    12,651,029.12x = 78,404,706,499,917.08
  5. Step 5: Solve for x
    x = 78,404,706,499,917.08/12,651,029.12
  6. Step 6: Final answer
    x = 6,197,496.33

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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.