Home / 56,342,721.75-77,751,553.77-31,562,744.37

Finding the Fourth Proportional to 56,342,721.75, 77,751,553.77 and 31,562,744.37

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Solution

The fourth proportional to 56,342,721.75, 77,751,553.77 and 31,562,744.37 is: 43,555,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,342,721.75 : 77,751,553.77 = 31,562,744.37 : x
  2. Step 2: Convert to fraction form
    56,342,721.75/77,751,553.77 = 31,562,744.37/x
  3. Step 3: Cross multiply
    56,342,721.75x = 77,751,553.77 × 31,562,744.37
  4. Step 4: Simplify right side
    56,342,721.75x = 2,454,052,416,012,819.50
  5. Step 5: Solve for x
    x = 2,454,052,416,012,819.50/56,342,721.75
  6. Step 6: Final answer
    x = 43,555,801.70

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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.