Home / 61,188,315.24-84,445,974.90-45,691,495.68

Finding the Fourth Proportional to 61,188,315.24, 84,445,974.90 and 45,691,495.68

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Solution

The fourth proportional to 61,188,315.24, 84,445,974.90 and 45,691,495.68 is: 63,058,819.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,188,315.24 : 84,445,974.90 = 45,691,495.68 : x
  2. Step 2: Convert to fraction form
    61,188,315.24/84,445,974.90 = 45,691,495.68/x
  3. Step 3: Cross multiply
    61,188,315.24x = 84,445,974.90 × 45,691,495.68
  4. Step 4: Simplify right side
    61,188,315.24x = 3,858,462,897,336,738.50
  5. Step 5: Solve for x
    x = 3,858,462,897,336,738.50/61,188,315.24
  6. Step 6: Final answer
    x = 63,058,819.03

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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.