Home / 14,213,405.09-19,614,499.03-7,687,034.51

Finding the Fourth Proportional to 14,213,405.09, 19,614,499.03 and 7,687,034.51

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Solution

The fourth proportional to 14,213,405.09, 19,614,499.03 and 7,687,034.51 is: 10,608,107.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213,405.09 : 19,614,499.03 = 7,687,034.51 : x
  2. Step 2: Convert to fraction form
    14,213,405.09/19,614,499.03 = 7,687,034.51/x
  3. Step 3: Cross multiply
    14,213,405.09x = 19,614,499.03 × 7,687,034.51
  4. Step 4: Simplify right side
    14,213,405.09x = 150,777,330,983,463
  5. Step 5: Solve for x
    x = 150,777,330,983,463/14,213,405.09
  6. Step 6: Final answer
    x = 10,608,107.63

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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.