Home / 12,225,717.30-18,322,829.55-9,371,682.30

Finding the Fourth Proportional to 12,225,717.30, 18,322,829.55 and 9,371,682.30

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Solution

The fourth proportional to 12,225,717.30, 18,322,829.55 and 9,371,682.30 is: 14,045,452.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225,717.30 : 18,322,829.55 = 9,371,682.30 : x
  2. Step 2: Convert to fraction form
    12,225,717.30/18,322,829.55 = 9,371,682.30/x
  3. Step 3: Cross multiply
    12,225,717.30x = 18,322,829.55 × 9,371,682.30
  4. Step 4: Simplify right side
    12,225,717.30x = 171,715,737,379,652
  5. Step 5: Solve for x
    x = 171,715,737,379,652/12,225,717.30
  6. Step 6: Final answer
    x = 14,045,452.97

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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.