Home / 57,631,035.18-79,531,459.56-31,525,553.28

Finding the Fourth Proportional to 57,631,035.18, 79,531,459.56 and 31,525,553.28

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Solution

The fourth proportional to 57,631,035.18, 79,531,459.56 and 31,525,553.28 is: 43,505,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,631,035.18 : 79,531,459.56 = 31,525,553.28 : x
  2. Step 2: Convert to fraction form
    57,631,035.18/79,531,459.56 = 31,525,553.28/x
  3. Step 3: Cross multiply
    57,631,035.18x = 79,531,459.56 × 31,525,553.28
  4. Step 4: Simplify right side
    57,631,035.18x = 2,507,273,265,794,945.50
  5. Step 5: Solve for x
    x = 2,507,273,265,794,945.50/57,631,035.18
  6. Step 6: Final answer
    x = 43,505,608.70

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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.