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Finding the Fourth Proportional to 11,752,409.60, 17,595,436.80 and 11,752,409.60

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Solution

The fourth proportional to 11,752,409.60, 17,595,436.80 and 11,752,409.60 is: 17,595,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,752,409.60 : 17,595,436.80 = 11,752,409.60 : x
  2. Step 2: Convert to fraction form
    11,752,409.60/17,595,436.80 = 11,752,409.60/x
  3. Step 3: Cross multiply
    11,752,409.60x = 17,595,436.80 × 11,752,409.60
  4. Step 4: Simplify right side
    11,752,409.60x = 206,788,780,364,513.28
  5. Step 5: Solve for x
    x = 206,788,780,364,513.28/11,752,409.60
  6. Step 6: Final answer
    x = 17,595,436.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.