Home / 57,551,402.20-79,418,571.66-31,446,816.12

Finding the Fourth Proportional to 57,551,402.20, 79,418,571.66 and 31,446,816.12

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Solution

The fourth proportional to 57,551,402.20, 79,418,571.66 and 31,446,816.12 is: 43,395,314.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,551,402.20 : 79,418,571.66 = 31,446,816.12 : x
  2. Step 2: Convert to fraction form
    57,551,402.20/79,418,571.66 = 31,446,816.12/x
  3. Step 3: Cross multiply
    57,551,402.20x = 79,418,571.66 × 31,446,816.12
  4. Step 4: Simplify right side
    57,551,402.20x = 2,497,461,219,505,063
  5. Step 5: Solve for x
    x = 2,497,461,219,505,063/57,551,402.20
  6. Step 6: Final answer
    x = 43,395,314.87

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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.