Home / 11,880,003.80-17,820,005.70-3,901,827.80

Finding the Fourth Proportional to 11,880,003.80, 17,820,005.70 and 3,901,827.80

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Solution

The fourth proportional to 11,880,003.80, 17,820,005.70 and 3,901,827.80 is: 5,852,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880,003.80 : 17,820,005.70 = 3,901,827.80 : x
  2. Step 2: Convert to fraction form
    11,880,003.80/17,820,005.70 = 3,901,827.80/x
  3. Step 3: Cross multiply
    11,880,003.80x = 17,820,005.70 × 3,901,827.80
  4. Step 4: Simplify right side
    11,880,003.80x = 69,530,593,636,418.45
  5. Step 5: Solve for x
    x = 69,530,593,636,418.45/11,880,003.80
  6. Step 6: Final answer
    x = 5,852,741.70

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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.