Home / 11,789,742.36-17,679,762.45-4,505,892.39

Finding the Fourth Proportional to 11,789,742.36, 17,679,762.45 and 4,505,892.39

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Solution

The fourth proportional to 11,789,742.36, 17,679,762.45 and 4,505,892.39 is: 6,756,984.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789,742.36 : 17,679,762.45 = 4,505,892.39 : x
  2. Step 2: Convert to fraction form
    11,789,742.36/17,679,762.45 = 4,505,892.39/x
  3. Step 3: Cross multiply
    11,789,742.36x = 17,679,762.45 × 4,505,892.39
  4. Step 4: Simplify right side
    11,789,742.36x = 79,663,107,080,462.75
  5. Step 5: Solve for x
    x = 79,663,107,080,462.75/11,789,742.36
  6. Step 6: Final answer
    x = 6,756,984.56

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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.