Home / 82,603,724.95-113,993,198.90-45,436,832.92

Finding the Fourth Proportional to 82,603,724.95, 113,993,198.90 and 45,436,832.92

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Solution

The fourth proportional to 82,603,724.95, 113,993,198.90 and 45,436,832.92 is: 62,702,861.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,603,724.95 : 113,993,198.90 = 45,436,832.92 : x
  2. Step 2: Convert to fraction form
    82,603,724.95/113,993,198.90 = 45,436,832.92/x
  3. Step 3: Cross multiply
    82,603,724.95x = 113,993,198.90 × 45,436,832.92
  4. Step 4: Simplify right side
    82,603,724.95x = 5,179,489,932,435,628
  5. Step 5: Solve for x
    x = 5,179,489,932,435,628/82,603,724.95
  6. Step 6: Final answer
    x = 62,702,861.59

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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.