Home / 61,188,288.99-84,445,938.50-45,691,469.43

Finding the Fourth Proportional to 61,188,288.99, 84,445,938.50 and 45,691,469.43

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Solution

The fourth proportional to 61,188,288.99, 84,445,938.50 and 45,691,469.43 is: 63,058,782.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,188,288.99 : 84,445,938.50 = 45,691,469.43 : x
  2. Step 2: Convert to fraction form
    61,188,288.99/84,445,938.50 = 45,691,469.43/x
  3. Step 3: Cross multiply
    61,188,288.99x = 84,445,938.50 × 45,691,469.43
  4. Step 4: Simplify right side
    61,188,288.99x = 3,858,459,017,231,953
  5. Step 5: Solve for x
    x = 3,858,459,017,231,953/61,188,288.99
  6. Step 6: Final answer
    x = 63,058,782.67

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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.