Home / 11,909,542.60-17,864,313.90-10,811,231.20

Finding the Fourth Proportional to 11,909,542.60, 17,864,313.90 and 10,811,231.20

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Solution

The fourth proportional to 11,909,542.60, 17,864,313.90 and 10,811,231.20 is: 16,216,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,909,542.60 : 17,864,313.90 = 10,811,231.20 : x
  2. Step 2: Convert to fraction form
    11,909,542.60/17,864,313.90 = 10,811,231.20/x
  3. Step 3: Cross multiply
    11,909,542.60x = 17,864,313.90 × 10,811,231.20
  4. Step 4: Simplify right side
    11,909,542.60x = 193,135,227,802,273.66
  5. Step 5: Solve for x
    x = 193,135,227,802,273.66/11,909,542.60
  6. Step 6: Final answer
    x = 16,216,846.80

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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.