Home / 11,405,709.39-17,108,782.80-3,729,383.13

Finding the Fourth Proportional to 11,405,709.39, 17,108,782.80 and 3,729,383.13

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Solution

The fourth proportional to 11,405,709.39, 17,108,782.80 and 3,729,383.13 is: 5,594,146.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,405,709.39 : 17,108,782.80 = 3,729,383.13 : x
  2. Step 2: Convert to fraction form
    11,405,709.39/17,108,782.80 = 3,729,383.13/x
  3. Step 3: Cross multiply
    11,405,709.39x = 17,108,782.80 × 3,729,383.13
  4. Step 4: Simplify right side
    11,405,709.39x = 63,805,205,949,154.16
  5. Step 5: Solve for x
    x = 63,805,205,949,154.16/11,405,709.39
  6. Step 6: Final answer
    x = 5,594,146.21

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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.