Home / 11,990,170.60-18,003,918.30-6,951,322.60

Finding the Fourth Proportional to 11,990,170.60, 18,003,918.30 and 6,951,322.60

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Solution

The fourth proportional to 11,990,170.60, 18,003,918.30 and 6,951,322.60 is: 10,437,803.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,990,170.60 : 18,003,918.30 = 6,951,322.60 : x
  2. Step 2: Convert to fraction form
    11,990,170.60/18,003,918.30 = 6,951,322.60/x
  3. Step 3: Cross multiply
    11,990,170.60x = 18,003,918.30 × 6,951,322.60
  4. Step 4: Simplify right side
    11,990,170.60x = 125,151,044,167,343.58
  5. Step 5: Solve for x
    x = 125,151,044,167,343.58/11,990,170.60
  6. Step 6: Final answer
    x = 10,437,803.46

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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.