Home / 13,801,815.76-19,045,728.44-7,606,843.62

Finding the Fourth Proportional to 13,801,815.76, 19,045,728.44 and 7,606,843.62

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Solution

The fourth proportional to 13,801,815.76, 19,045,728.44 and 7,606,843.62 is: 10,497,015.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,801,815.76 : 19,045,728.44 = 7,606,843.62 : x
  2. Step 2: Convert to fraction form
    13,801,815.76/19,045,728.44 = 7,606,843.62/x
  3. Step 3: Cross multiply
    13,801,815.76x = 19,045,728.44 × 7,606,843.62
  4. Step 4: Simplify right side
    13,801,815.76x = 144,877,877,872,066.56
  5. Step 5: Solve for x
    x = 144,877,877,872,066.56/13,801,815.76
  6. Step 6: Final answer
    x = 10,497,015.78

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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.