Home / 67,191,648.88-92,674,970.70-50,672,469.61

Finding the Fourth Proportional to 67,191,648.88, 92,674,970.70 and 50,672,469.61

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Solution

The fourth proportional to 67,191,648.88, 92,674,970.70 and 50,672,469.61 is: 69,890,674.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,191,648.88 : 92,674,970.70 = 50,672,469.61 : x
  2. Step 2: Convert to fraction form
    67,191,648.88/92,674,970.70 = 50,672,469.61/x
  3. Step 3: Cross multiply
    67,191,648.88x = 92,674,970.70 × 50,672,469.61
  4. Step 4: Simplify right side
    67,191,648.88x = 4,696,069,636,403,391
  5. Step 5: Solve for x
    x = 4,696,069,636,403,391/67,191,648.88
  6. Step 6: Final answer
    x = 69,890,674.13

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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.