Home / 91,813,550.45-126,701,447.81-52,120,735.94

Finding the Fourth Proportional to 91,813,550.45, 126,701,447.81 and 52,120,735.94

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Solution

The fourth proportional to 91,813,550.45, 126,701,447.81 and 52,120,735.94 is: 71,925,904.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,813,550.45 : 126,701,447.81 = 52,120,735.94 : x
  2. Step 2: Convert to fraction form
    91,813,550.45/126,701,447.81 = 52,120,735.94/x
  3. Step 3: Cross multiply
    91,813,550.45x = 126,701,447.81 × 52,120,735.94
  4. Step 4: Simplify right side
    91,813,550.45x = 6,603,772,704,576,852
  5. Step 5: Solve for x
    x = 6,603,772,704,576,852/91,813,550.45
  6. Step 6: Final answer
    x = 71,925,904.97

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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.