Home / 14,213,863.96-19,615,131.58-7,687,493.88

Finding the Fourth Proportional to 14,213,863.96, 19,615,131.58 and 7,687,493.88

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Solution

The fourth proportional to 14,213,863.96, 19,615,131.58 and 7,687,493.88 is: 10,608,741.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213,863.96 : 19,615,131.58 = 7,687,493.88 : x
  2. Step 2: Convert to fraction form
    14,213,863.96/19,615,131.58 = 7,687,493.88/x
  3. Step 3: Cross multiply
    14,213,863.96x = 19,615,131.58 × 7,687,493.88
  4. Step 4: Simplify right side
    14,213,863.96x = 150,791,203,976,644.72
  5. Step 5: Solve for x
    x = 150,791,203,976,644.72/14,213,863.96
  6. Step 6: Final answer
    x = 10,608,741.18

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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.