Home / 91,825,425.60-126,724,816.16-50,572,307.52

Finding the Fourth Proportional to 91,825,425.60, 126,724,816.16 and 50,572,307.52

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Solution

The fourth proportional to 91,825,425.60, 126,724,816.16 and 50,572,307.52 is: 69,792,939.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,825,425.60 : 126,724,816.16 = 50,572,307.52 : x
  2. Step 2: Convert to fraction form
    91,825,425.60/126,724,816.16 = 50,572,307.52/x
  3. Step 3: Cross multiply
    91,825,425.60x = 126,724,816.16 × 50,572,307.52
  4. Step 4: Simplify right side
    91,825,425.60x = 6,408,766,373,258,986
  5. Step 5: Solve for x
    x = 6,408,766,373,258,986/91,825,425.60
  6. Step 6: Final answer
    x = 69,792,939.50

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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.