Home / 47,747,487.60-71,621,231.40-47,747,487.60

Finding the Fourth Proportional to 47,747,487.60, 71,621,231.40 and 47,747,487.60

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Solution

The fourth proportional to 47,747,487.60, 71,621,231.40 and 47,747,487.60 is: 71,621,231.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,747,487.60 : 71,621,231.40 = 47,747,487.60 : x
  2. Step 2: Convert to fraction form
    47,747,487.60/71,621,231.40 = 47,747,487.60/x
  3. Step 3: Cross multiply
    47,747,487.60x = 71,621,231.40 × 47,747,487.60
  4. Step 4: Simplify right side
    47,747,487.60x = 3,419,733,858,168,231
  5. Step 5: Solve for x
    x = 3,419,733,858,168,231/47,747,487.60
  6. Step 6: Final answer
    x = 71,621,231.40

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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.