Home / 11,521,918.40-17,279,078.28-3,843,447.24

Finding the Fourth Proportional to 11,521,918.40, 17,279,078.28 and 3,843,447.24

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Solution

The fourth proportional to 11,521,918.40, 17,279,078.28 and 3,843,447.24 is: 5,763,903.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521,918.40 : 17,279,078.28 = 3,843,447.24 : x
  2. Step 2: Convert to fraction form
    11,521,918.40/17,279,078.28 = 3,843,447.24/x
  3. Step 3: Cross multiply
    11,521,918.40x = 17,279,078.28 × 3,843,447.24
  4. Step 4: Simplify right side
    11,521,918.40x = 66,411,225,725,009.95
  5. Step 5: Solve for x
    x = 66,411,225,725,009.95/11,521,918.40
  6. Step 6: Final answer
    x = 5,763,903.49

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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.