Home / 65,567,257.78-90,523,650.68-41,738,330.12

Finding the Fourth Proportional to 65,567,257.78, 90,523,650.68 and 41,738,330.12

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Solution

The fourth proportional to 65,567,257.78, 90,523,650.68 and 41,738,330.12 is: 57,624,889.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,567,257.78 : 90,523,650.68 = 41,738,330.12 : x
  2. Step 2: Convert to fraction form
    65,567,257.78/90,523,650.68 = 41,738,330.12/x
  3. Step 3: Cross multiply
    65,567,257.78x = 90,523,650.68 × 41,738,330.12
  4. Step 4: Simplify right side
    65,567,257.78x = 3,778,306,015,088,092.50
  5. Step 5: Solve for x
    x = 3,778,306,015,088,092.50/65,567,257.78
  6. Step 6: Final answer
    x = 57,624,889.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.