Home / 67,191,644.88-92,674,965.17-50,672,465.60

Finding the Fourth Proportional to 67,191,644.88, 92,674,965.17 and 50,672,465.60

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Solution

The fourth proportional to 67,191,644.88, 92,674,965.17 and 50,672,465.60 is: 69,890,668.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,191,644.88 : 92,674,965.17 = 50,672,465.60 : x
  2. Step 2: Convert to fraction form
    67,191,644.88/92,674,965.17 = 50,672,465.60/x
  3. Step 3: Cross multiply
    67,191,644.88x = 92,674,965.17 × 50,672,465.60
  4. Step 4: Simplify right side
    67,191,644.88x = 4,696,068,984,221,329
  5. Step 5: Solve for x
    x = 4,696,068,984,221,329/67,191,644.88
  6. Step 6: Final answer
    x = 69,890,668.59

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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.