Home / 12,309,093.99-18,447,136.36-9,579,936.69

Finding the Fourth Proportional to 12,309,093.99, 18,447,136.36 and 9,579,936.69

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Solution

The fourth proportional to 12,309,093.99, 18,447,136.36 and 9,579,936.69 is: 14,357,059.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,309,093.99 : 18,447,136.36 = 9,579,936.69 : x
  2. Step 2: Convert to fraction form
    12,309,093.99/18,447,136.36 = 9,579,936.69/x
  3. Step 3: Cross multiply
    12,309,093.99x = 18,447,136.36 × 9,579,936.69
  4. Step 4: Simplify right side
    12,309,093.99x = 176,722,398,416,647.22
  5. Step 5: Solve for x
    x = 176,722,398,416,647.22/12,309,093.99
  6. Step 6: Final answer
    x = 14,357,059.79

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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.