Home / 68,538,137.75-94,582,074.57-37,176,108.39

Finding the Fourth Proportional to 68,538,137.75, 94,582,074.57 and 37,176,108.39

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Solution

The fourth proportional to 68,538,137.75, 94,582,074.57 and 37,176,108.39 is: 51,302,728.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,538,137.75 : 94,582,074.57 = 37,176,108.39 : x
  2. Step 2: Convert to fraction form
    68,538,137.75/94,582,074.57 = 37,176,108.39/x
  3. Step 3: Cross multiply
    68,538,137.75x = 94,582,074.57 × 37,176,108.39
  4. Step 4: Simplify right side
    68,538,137.75x = 3,516,193,455,825,972
  5. Step 5: Solve for x
    x = 3,516,193,455,825,972/68,538,137.75
  6. Step 6: Final answer
    x = 51,302,728.25

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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.