Home / 13,605,476.96-18,775,556.52-7,493,905.46

Finding the Fourth Proportional to 13,605,476.96, 18,775,556.52 and 7,493,905.46

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Solution

The fourth proportional to 13,605,476.96, 18,775,556.52 and 7,493,905.46 is: 10,341,588.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,605,476.96 : 18,775,556.52 = 7,493,905.46 : x
  2. Step 2: Convert to fraction form
    13,605,476.96/18,775,556.52 = 7,493,905.46/x
  3. Step 3: Cross multiply
    13,605,476.96x = 18,775,556.52 × 7,493,905.46
  4. Step 4: Simplify right side
    13,605,476.96x = 140,702,245,519,766.59
  5. Step 5: Solve for x
    x = 140,702,245,519,766.59/13,605,476.96
  6. Step 6: Final answer
    x = 10,341,588.61

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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.