Home / 89,689,593.02-123,771,633.64-48,436,481.42

Finding the Fourth Proportional to 89,689,593.02, 123,771,633.64 and 48,436,481.42

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Solution

The fourth proportional to 89,689,593.02, 123,771,633.64 and 48,436,481.42 is: 66,842,341.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,689,593.02 : 123,771,633.64 = 48,436,481.42 : x
  2. Step 2: Convert to fraction form
    89,689,593.02/123,771,633.64 = 48,436,481.42/x
  3. Step 3: Cross multiply
    89,689,593.02x = 123,771,633.64 × 48,436,481.42
  4. Step 4: Simplify right side
    89,689,593.02x = 5,995,062,433,126,907
  5. Step 5: Solve for x
    x = 5,995,062,433,126,907/89,689,593.02
  6. Step 6: Final answer
    x = 66,842,341.81

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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.