Home / 91,824,935.03-126,724,136.78-50,571,816.47

Finding the Fourth Proportional to 91,824,935.03, 126,724,136.78 and 50,571,816.47

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Solution

The fourth proportional to 91,824,935.03, 126,724,136.78 and 50,571,816.47 is: 69,792,260.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,824,935.03 : 126,724,136.78 = 50,571,816.47 : x
  2. Step 2: Convert to fraction form
    91,824,935.03/126,724,136.78 = 50,571,816.47/x
  3. Step 3: Cross multiply
    91,824,935.03x = 126,724,136.78 × 50,571,816.47
  4. Step 4: Simplify right side
    91,824,935.03x = 6,408,669,787,557,337
  5. Step 5: Solve for x
    x = 6,408,669,787,557,337/91,824,935.03
  6. Step 6: Final answer
    x = 69,792,260.52

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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.