Home / 13,010,867.44-19,517,259.84-3,426,179.56

Finding the Fourth Proportional to 13,010,867.44, 19,517,259.84 and 3,426,179.56

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Solution

The fourth proportional to 13,010,867.44, 19,517,259.84 and 3,426,179.56 is: 5,139,521.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010,867.44 : 19,517,259.84 = 3,426,179.56 : x
  2. Step 2: Convert to fraction form
    13,010,867.44/19,517,259.84 = 3,426,179.56/x
  3. Step 3: Cross multiply
    13,010,867.44x = 19,517,259.84 × 3,426,179.56
  4. Step 4: Simplify right side
    13,010,867.44x = 66,869,636,731,016.87
  5. Step 5: Solve for x
    x = 66,869,636,731,016.87/13,010,867.44
  6. Step 6: Final answer
    x = 5,139,521.79

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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.