Home / 11,420,579.88-15,761,717.10-6,836,900.04

Finding the Fourth Proportional to 11,420,579.88, 15,761,717.10 and 6,836,900.04

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Solution

The fourth proportional to 11,420,579.88, 15,761,717.10 and 6,836,900.04 is: 9,435,710.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,420,579.88 : 15,761,717.10 = 6,836,900.04 : x
  2. Step 2: Convert to fraction form
    11,420,579.88/15,761,717.10 = 6,836,900.04/x
  3. Step 3: Cross multiply
    11,420,579.88x = 15,761,717.10 × 6,836,900.04
  4. Step 4: Simplify right side
    11,420,579.88x = 107,761,284,271,458.69
  5. Step 5: Solve for x
    x = 107,761,284,271,458.69/11,420,579.88
  6. Step 6: Final answer
    x = 9,435,710.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.