Home / 20,733,727.56-31,100,591.34-13,194,117.96

Finding the Fourth Proportional to 20,733,727.56, 31,100,591.34 and 13,194,117.96

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Solution

The fourth proportional to 20,733,727.56, 31,100,591.34 and 13,194,117.96 is: 19,791,176.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,733,727.56 : 31,100,591.34 = 13,194,117.96 : x
  2. Step 2: Convert to fraction form
    20,733,727.56/31,100,591.34 = 13,194,117.96/x
  3. Step 3: Cross multiply
    20,733,727.56x = 31,100,591.34 × 13,194,117.96
  4. Step 4: Simplify right side
    20,733,727.56x = 410,344,870,765,714.50
  5. Step 5: Solve for x
    x = 410,344,870,765,714.50/20,733,727.56
  6. Step 6: Final answer
    x = 19,791,176.94

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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.