Home / 13,729,701.61-18,941,594.44-7,846,179.37

Finding the Fourth Proportional to 13,729,701.61, 18,941,594.44 and 7,846,179.37

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Solution

The fourth proportional to 13,729,701.61, 18,941,594.44 and 7,846,179.37 is: 10,824,645.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,729,701.61 : 18,941,594.44 = 7,846,179.37 : x
  2. Step 2: Convert to fraction form
    13,729,701.61/18,941,594.44 = 7,846,179.37/x
  3. Step 3: Cross multiply
    13,729,701.61x = 18,941,594.44 × 7,846,179.37
  4. Step 4: Simplify right side
    13,729,701.61x = 148,619,147,435,326.75
  5. Step 5: Solve for x
    x = 148,619,147,435,326.75/13,729,701.61
  6. Step 6: Final answer
    x = 10,824,645.11

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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.