Home / 56,836,480.92-78,416,438.94-34,786,993.56

Finding the Fourth Proportional to 56,836,480.92, 78,416,438.94 and 34,786,993.56

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Solution

The fourth proportional to 56,836,480.92, 78,416,438.94 and 34,786,993.56 is: 47,995,092.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,836,480.92 : 78,416,438.94 = 34,786,993.56 : x
  2. Step 2: Convert to fraction form
    56,836,480.92/78,416,438.94 = 34,786,993.56/x
  3. Step 3: Cross multiply
    56,836,480.92x = 78,416,438.94 × 34,786,993.56
  4. Step 4: Simplify right side
    56,836,480.92x = 2,727,872,156,403,913.50
  5. Step 5: Solve for x
    x = 2,727,872,156,403,913.50/56,836,480.92
  6. Step 6: Final answer
    x = 47,995,092.45

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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.