Home / 57,206,831.70-85,810,247.55-52,503,906.90

Finding the Fourth Proportional to 57,206,831.70, 85,810,247.55 and 52,503,906.90

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Solution

The fourth proportional to 57,206,831.70, 85,810,247.55 and 52,503,906.90 is: 78,755,860.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,206,831.70 : 85,810,247.55 = 52,503,906.90 : x
  2. Step 2: Convert to fraction form
    57,206,831.70/85,810,247.55 = 52,503,906.90/x
  3. Step 3: Cross multiply
    57,206,831.70x = 85,810,247.55 × 52,503,906.90
  4. Step 4: Simplify right side
    57,206,831.70x = 4,505,373,248,431,153
  5. Step 5: Solve for x
    x = 4,505,373,248,431,153/57,206,831.70
  6. Step 6: Final answer
    x = 78,755,860.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.