Home / 11,696,781.45-16,140,475.16-6,469,677.12

Finding the Fourth Proportional to 11,696,781.45, 16,140,475.16 and 6,469,677.12

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Solution

The fourth proportional to 11,696,781.45, 16,140,475.16 and 6,469,677.12 is: 8,927,555.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,696,781.45 : 16,140,475.16 = 6,469,677.12 : x
  2. Step 2: Convert to fraction form
    11,696,781.45/16,140,475.16 = 6,469,677.12/x
  3. Step 3: Cross multiply
    11,696,781.45x = 16,140,475.16 × 6,469,677.12
  4. Step 4: Simplify right side
    11,696,781.45x = 104,423,662,816,231.95
  5. Step 5: Solve for x
    x = 104,423,662,816,231.95/11,696,781.45
  6. Step 6: Final answer
    x = 8,927,555.26

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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.