Home / 11,696,784.11-16,140,478.82-6,469,679.79

Finding the Fourth Proportional to 11,696,784.11, 16,140,478.82 and 6,469,679.79

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Solution

The fourth proportional to 11,696,784.11, 16,140,478.82 and 6,469,679.79 is: 8,927,558.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,696,784.11 : 16,140,478.82 = 6,469,679.79 : x
  2. Step 2: Convert to fraction form
    11,696,784.11/16,140,478.82 = 6,469,679.79/x
  3. Step 3: Cross multiply
    11,696,784.11x = 16,140,478.82 × 6,469,679.79
  4. Step 4: Simplify right side
    11,696,784.11x = 104,423,729,638,851.25
  5. Step 5: Solve for x
    x = 104,423,729,638,851.25/11,696,784.11
  6. Step 6: Final answer
    x = 8,927,558.95

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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.