Home / 20,995,749.75-31,493,624.63-5,039,397.75

Finding the Fourth Proportional to 20,995,749.75, 31,493,624.63 and 5,039,397.75

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Solution

The fourth proportional to 20,995,749.75, 31,493,624.63 and 5,039,397.75 is: 7,559,096.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,995,749.75 : 31,493,624.63 = 5,039,397.75 : x
  2. Step 2: Convert to fraction form
    20,995,749.75/31,493,624.63 = 5,039,397.75/x
  3. Step 3: Cross multiply
    20,995,749.75x = 31,493,624.63 × 5,039,397.75
  4. Step 4: Simplify right side
    20,995,749.75x = 158,708,901,099,766.56
  5. Step 5: Solve for x
    x = 158,708,901,099,766.56/20,995,749.75
  6. Step 6: Final answer
    x = 7,559,096.63

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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.