Home / 11,665,277.40-17,467,298.10-8,235,040.80

Finding the Fourth Proportional to 11,665,277.40, 17,467,298.10 and 8,235,040.80

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Solution

The fourth proportional to 11,665,277.40, 17,467,298.10 and 8,235,040.80 is: 12,330,946.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,665,277.40 : 17,467,298.10 = 8,235,040.80 : x
  2. Step 2: Convert to fraction form
    11,665,277.40/17,467,298.10 = 8,235,040.80/x
  3. Step 3: Cross multiply
    11,665,277.40x = 17,467,298.10 × 8,235,040.80
  4. Step 4: Simplify right side
    11,665,277.40x = 143,843,912,519,262.50
  5. Step 5: Solve for x
    x = 143,843,912,519,262.50/11,665,277.40
  6. Step 6: Final answer
    x = 12,330,946.59

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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.