Home / 91,631,002.68-126,447,530.22-50,377,594.68

Finding the Fourth Proportional to 91,631,002.68, 126,447,530.22 and 50,377,594.68

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Solution

The fourth proportional to 91,631,002.68, 126,447,530.22 and 50,377,594.68 is: 69,519,291.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,631,002.68 : 126,447,530.22 = 50,377,594.68 : x
  2. Step 2: Convert to fraction form
    91,631,002.68/126,447,530.22 = 50,377,594.68/x
  3. Step 3: Cross multiply
    91,631,002.68x = 126,447,530.22 × 50,377,594.68
  4. Step 4: Simplify right side
    91,631,002.68x = 6,370,122,425,710,211
  5. Step 5: Solve for x
    x = 6,370,122,425,710,211/91,631,002.68
  6. Step 6: Final answer
    x = 69,519,291.94

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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.