Home / 68,162,717.64-94,072,622.10-38,394,345.48

Finding the Fourth Proportional to 68,162,717.64, 94,072,622.10 and 38,394,345.48

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Solution

The fourth proportional to 68,162,717.64, 94,072,622.10 and 38,394,345.48 is: 52,988,743.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,162,717.64 : 94,072,622.10 = 38,394,345.48 : x
  2. Step 2: Convert to fraction form
    68,162,717.64/94,072,622.10 = 38,394,345.48/x
  3. Step 3: Cross multiply
    68,162,717.64x = 94,072,622.10 × 38,394,345.48
  4. Step 4: Simplify right side
    68,162,717.64x = 3,611,856,753,116,882.50
  5. Step 5: Solve for x
    x = 3,611,856,753,116,882.50/68,162,717.64
  6. Step 6: Final answer
    x = 52,988,743.38

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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.