Home / 13,489,750.13-18,604,090.33-9,561,736.83

Finding the Fourth Proportional to 13,489,750.13, 18,604,090.33 and 9,561,736.83

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Solution

The fourth proportional to 13,489,750.13, 18,604,090.33 and 9,561,736.83 is: 13,186,857.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,489,750.13 : 18,604,090.33 = 9,561,736.83 : x
  2. Step 2: Convert to fraction form
    13,489,750.13/18,604,090.33 = 9,561,736.83/x
  3. Step 3: Cross multiply
    13,489,750.13x = 18,604,090.33 × 9,561,736.83
  4. Step 4: Simplify right side
    13,489,750.13x = 177,887,415,742,868.88
  5. Step 5: Solve for x
    x = 177,887,415,742,868.88/13,489,750.13
  6. Step 6: Final answer
    x = 13,186,857.73

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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.