Home / 11,725,472.40-17,587,360.80-3,638,241.60

Finding the Fourth Proportional to 11,725,472.40, 17,587,360.80 and 3,638,241.60

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Solution

The fourth proportional to 11,725,472.40, 17,587,360.80 and 3,638,241.60 is: 5,457,099.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,725,472.40 : 17,587,360.80 = 3,638,241.60 : x
  2. Step 2: Convert to fraction form
    11,725,472.40/17,587,360.80 = 3,638,241.60/x
  3. Step 3: Cross multiply
    11,725,472.40x = 17,587,360.80 × 3,638,241.60
  4. Step 4: Simplify right side
    11,725,472.40x = 63,987,067,696,769.28
  5. Step 5: Solve for x
    x = 63,987,067,696,769.28/11,725,472.40
  6. Step 6: Final answer
    x = 5,457,099.34

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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.