Home / 57,916,094.31-79,924,867.56-31,811,223.96

Finding the Fourth Proportional to 57,916,094.31, 79,924,867.56 and 31,811,223.96

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Solution

The fourth proportional to 57,916,094.31, 79,924,867.56 and 31,811,223.96 is: 43,899,850.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,916,094.31 : 79,924,867.56 = 31,811,223.96 : x
  2. Step 2: Convert to fraction form
    57,916,094.31/79,924,867.56 = 31,811,223.96/x
  3. Step 3: Cross multiply
    57,916,094.31x = 79,924,867.56 × 31,811,223.96
  4. Step 4: Simplify right side
    57,916,094.31x = 2,542,507,861,924,499
  5. Step 5: Solve for x
    x = 2,542,507,861,924,499/57,916,094.31
  6. Step 6: Final answer
    x = 43,899,850.16

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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.