Home / 12,099,644.22-16,678,601.51-8,225,439.33

Finding the Fourth Proportional to 12,099,644.22, 16,678,601.51 and 8,225,439.33

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Solution

The fourth proportional to 12,099,644.22, 16,678,601.51 and 8,225,439.33 is: 11,338,252.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,099,644.22 : 16,678,601.51 = 8,225,439.33 : x
  2. Step 2: Convert to fraction form
    12,099,644.22/16,678,601.51 = 8,225,439.33/x
  3. Step 3: Cross multiply
    12,099,644.22x = 16,678,601.51 × 8,225,439.33
  4. Step 4: Simplify right side
    12,099,644.22x = 137,188,824,897,437.05
  5. Step 5: Solve for x
    x = 137,188,824,897,437.05/12,099,644.22
  6. Step 6: Final answer
    x = 11,338,252.79

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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.