Home / 13,509,927.55-18,629,765.00-11,556,272.82

Finding the Fourth Proportional to 13,509,927.55, 18,629,765.00 and 11,556,272.82

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Solution

The fourth proportional to 13,509,927.55, 18,629,765.00 and 11,556,272.82 is: 15,935,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,509,927.55 : 18,629,765.00 = 11,556,272.82 : x
  2. Step 2: Convert to fraction form
    13,509,927.55/18,629,765.00 = 11,556,272.82/x
  3. Step 3: Cross multiply
    13,509,927.55x = 18,629,765.00 × 11,556,272.82
  4. Step 4: Simplify right side
    13,509,927.55x = 215,290,646,941,710.12
  5. Step 5: Solve for x
    x = 215,290,646,941,710.12/13,509,927.55
  6. Step 6: Final answer
    x = 15,935,736.60

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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.