Home / 54,789,408.89-75,588,347.97-31,269,252.47

Finding the Fourth Proportional to 54,789,408.89, 75,588,347.97 and 31,269,252.47

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Solution

The fourth proportional to 54,789,408.89, 75,588,347.97 and 31,269,252.47 is: 43,139,562.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,789,408.89 : 75,588,347.97 = 31,269,252.47 : x
  2. Step 2: Convert to fraction form
    54,789,408.89/75,588,347.97 = 31,269,252.47/x
  3. Step 3: Cross multiply
    54,789,408.89x = 75,588,347.97 × 31,269,252.47
  4. Step 4: Simplify right side
    54,789,408.89x = 2,363,591,136,464,142
  5. Step 5: Solve for x
    x = 2,363,591,136,464,142/54,789,408.89
  6. Step 6: Final answer
    x = 43,139,562.63

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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.