Home / 14,213,530.44-19,614,672-7,687,159.90

Finding the Fourth Proportional to 14,213,530.44, 19,614,672 and 7,687,159.90

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Solution

The fourth proportional to 14,213,530.44, 19,614,672 and 7,687,159.90 is: 10,608,280.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213,530.44 : 19,614,672 = 7,687,159.90 : x
  2. Step 2: Convert to fraction form
    14,213,530.44/19,614,672 = 7,687,159.90/x
  3. Step 3: Cross multiply
    14,213,530.44x = 19,614,672 × 7,687,159.90
  4. Step 4: Simplify right side
    14,213,530.44x = 150,781,120,050,052.81
  5. Step 5: Solve for x
    x = 150,781,120,050,052.81/14,213,530.44
  6. Step 6: Final answer
    x = 10,608,280.66

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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.