Home / 82,284,936.67-113,552,609.43-45,114,604.28

Finding the Fourth Proportional to 82,284,936.67, 113,552,609.43 and 45,114,604.28

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Solution

The fourth proportional to 82,284,936.67, 113,552,609.43 and 45,114,604.28 is: 62,257,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,284,936.67 : 113,552,609.43 = 45,114,604.28 : x
  2. Step 2: Convert to fraction form
    82,284,936.67/113,552,609.43 = 45,114,604.28/x
  3. Step 3: Cross multiply
    82,284,936.67x = 113,552,609.43 × 45,114,604.28
  4. Step 4: Simplify right side
    82,284,936.67x = 5,122,881,039,395,847
  5. Step 5: Solve for x
    x = 5,122,881,039,395,847/82,284,936.67
  6. Step 6: Final answer
    x = 62,257,823.20

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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.