Home / 74,253,580.79-102,461,630.86-41,215,222.43

Finding the Fourth Proportional to 74,253,580.79, 102,461,630.86 and 41,215,222.43

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Solution

The fourth proportional to 74,253,580.79, 102,461,630.86 and 41,215,222.43 is: 56,872,394.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,253,580.79 : 102,461,630.86 = 41,215,222.43 : x
  2. Step 2: Convert to fraction form
    74,253,580.79/102,461,630.86 = 41,215,222.43/x
  3. Step 3: Cross multiply
    74,253,580.79x = 102,461,630.86 × 41,215,222.43
  4. Step 4: Simplify right side
    74,253,580.79x = 4,222,978,906,229,376
  5. Step 5: Solve for x
    x = 4,222,978,906,229,376/74,253,580.79
  6. Step 6: Final answer
    x = 56,872,394.05

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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.