Home / 20,364,026.70-30,546,040.05-11,294,100.30

Finding the Fourth Proportional to 20,364,026.70, 30,546,040.05 and 11,294,100.30

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Solution

The fourth proportional to 20,364,026.70, 30,546,040.05 and 11,294,100.30 is: 16,941,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,364,026.70 : 30,546,040.05 = 11,294,100.30 : x
  2. Step 2: Convert to fraction form
    20,364,026.70/30,546,040.05 = 11,294,100.30/x
  3. Step 3: Cross multiply
    20,364,026.70x = 30,546,040.05 × 11,294,100.30
  4. Step 4: Simplify right side
    20,364,026.70x = 344,990,040,092,517.06
  5. Step 5: Solve for x
    x = 344,990,040,092,517.06/20,364,026.70
  6. Step 6: Final answer
    x = 16,941,150.45

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Double scale
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Similar ratio
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1.5x scale

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.