Home / 82,603,723.95-113,993,197.52-45,436,831.92

Finding the Fourth Proportional to 82,603,723.95, 113,993,197.52 and 45,436,831.92

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Solution

The fourth proportional to 82,603,723.95, 113,993,197.52 and 45,436,831.92 is: 62,702,860.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,603,723.95 : 113,993,197.52 = 45,436,831.92 : x
  2. Step 2: Convert to fraction form
    82,603,723.95/113,993,197.52 = 45,436,831.92/x
  3. Step 3: Cross multiply
    82,603,723.95x = 113,993,197.52 × 45,436,831.92
  4. Step 4: Simplify right side
    82,603,723.95x = 5,179,489,755,613,929
  5. Step 5: Solve for x
    x = 5,179,489,755,613,929/82,603,723.95
  6. Step 6: Final answer
    x = 62,702,860.21

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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.