Home / 91,824,934.15-126,724,135.57-50,571,815.59

Finding the Fourth Proportional to 91,824,934.15, 126,724,135.57 and 50,571,815.59

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Solution

The fourth proportional to 91,824,934.15, 126,724,135.57 and 50,571,815.59 is: 69,792,259.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,824,934.15 : 126,724,135.57 = 50,571,815.59 : x
  2. Step 2: Convert to fraction form
    91,824,934.15/126,724,135.57 = 50,571,815.59/x
  3. Step 3: Cross multiply
    91,824,934.15x = 126,724,135.57 × 50,571,815.59
  4. Step 4: Simplify right side
    91,824,934.15x = 6,408,669,615,228,225
  5. Step 5: Solve for x
    x = 6,408,669,615,228,225/91,824,934.15
  6. Step 6: Final answer
    x = 69,792,259.31

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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.