Home / 51,026,699.52-76,571,924.40-20,734,552.80

Finding the Fourth Proportional to 51,026,699.52, 76,571,924.40 and 20,734,552.80

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Solution

The fourth proportional to 51,026,699.52, 76,571,924.40 and 20,734,552.80 is: 31,114,781.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,026,699.52 : 76,571,924.40 = 20,734,552.80 : x
  2. Step 2: Convert to fraction form
    51,026,699.52/76,571,924.40 = 20,734,552.80/x
  3. Step 3: Cross multiply
    51,026,699.52x = 76,571,924.40 × 20,734,552.80
  4. Step 4: Simplify right side
    51,026,699.52x = 1,587,684,609,469,408.50
  5. Step 5: Solve for x
    x = 1,587,684,609,469,408.50/51,026,699.52
  6. Step 6: Final answer
    x = 31,114,781.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.