Home / 12,022,072.24-16,590,417.22-6,515,580.73

Finding the Fourth Proportional to 12,022,072.24, 16,590,417.22 and 6,515,580.73

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Solution

The fourth proportional to 12,022,072.24, 16,590,417.22 and 6,515,580.73 is: 8,991,478.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022,072.24 : 16,590,417.22 = 6,515,580.73 : x
  2. Step 2: Convert to fraction form
    12,022,072.24/16,590,417.22 = 6,515,580.73/x
  3. Step 3: Cross multiply
    12,022,072.24x = 16,590,417.22 × 6,515,580.73
  4. Step 4: Simplify right side
    12,022,072.24x = 108,096,202,741,292.19
  5. Step 5: Solve for x
    x = 108,096,202,741,292.19/12,022,072.24
  6. Step 6: Final answer
    x = 8,991,478.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.