Home / 91,879,793.40-126,799,762.86-50,626,674.84

Finding the Fourth Proportional to 91,879,793.40, 126,799,762.86 and 50,626,674.84

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Solution

The fourth proportional to 91,879,793.40, 126,799,762.86 and 50,626,674.84 is: 69,867,923.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,879,793.40 : 126,799,762.86 = 50,626,674.84 : x
  2. Step 2: Convert to fraction form
    91,879,793.40/126,799,762.86 = 50,626,674.84/x
  3. Step 3: Cross multiply
    91,879,793.40x = 126,799,762.86 × 50,626,674.84
  4. Step 4: Simplify right side
    91,879,793.40x = 6,419,450,364,102,329
  5. Step 5: Solve for x
    x = 6,419,450,364,102,329/91,879,793.40
  6. Step 6: Final answer
    x = 69,867,923.37

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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.