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Finding the Third Proportional to 3,615,770.94 and 7,785,039.77

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Solution

The third proportional to 3,615,770.94 and 7,785,039.77 is: 16,761,804.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,770.94 : 7,785,039.77 = 7,785,039.77 : x
  2. Step 2: Convert to fraction form
    3,615,770.94/7,785,039.77 = 7,785,039.77/x
  3. Step 3: Cross multiply
    3,615,770.94x = 7,785,039.77 × 7,785,039.77
  4. Step 4: Simplify right side
    3,615,770.94x = 60,606,844,159,960.75
  5. Step 5: Solve for x
    x = 60,606,844,159,960.75/3,615,770.94
  6. Step 6: Final answer
    x = 16,761,804.08

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.