Home / 22,868,087.76-31,558,016.20-12,555,475.60

Finding the Fourth Proportional to 22,868,087.76, 31,558,016.20 and 12,555,475.60

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Solution

The fourth proportional to 22,868,087.76, 31,558,016.20 and 12,555,475.60 is: 17,326,586.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,868,087.76 : 31,558,016.20 = 12,555,475.60 : x
  2. Step 2: Convert to fraction form
    22,868,087.76/31,558,016.20 = 12,555,475.60/x
  3. Step 3: Cross multiply
    22,868,087.76x = 31,558,016.20 × 12,555,475.60
  4. Step 4: Simplify right side
    22,868,087.76x = 396,225,902,383,504.69
  5. Step 5: Solve for x
    x = 396,225,902,383,504.69/22,868,087.76
  6. Step 6: Final answer
    x = 17,326,586.58

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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.