Home / 47,322,372.86-71,108,396.03-25,478,902.20

Finding the Fourth Proportional to 47,322,372.86, 71,108,396.03 and 25,478,902.20

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Solution

The fourth proportional to 47,322,372.86, 71,108,396.03 and 25,478,902.20 is: 38,285,566.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,322,372.86 : 71,108,396.03 = 25,478,902.20 : x
  2. Step 2: Convert to fraction form
    47,322,372.86/71,108,396.03 = 25,478,902.20/x
  3. Step 3: Cross multiply
    47,322,372.86x = 71,108,396.03 × 25,478,902.20
  4. Step 4: Simplify right side
    47,322,372.86x = 1,811,763,867,937,274.25
  5. Step 5: Solve for x
    x = 1,811,763,867,937,274.25/47,322,372.86
  6. Step 6: Final answer
    x = 38,285,566.81

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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.