Home / 15,141,212.70-20,894,958.39-8,614,842.02

Finding the Fourth Proportional to 15,141,212.70, 20,894,958.39 and 8,614,842.02

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Solution

The fourth proportional to 15,141,212.70, 20,894,958.39 and 8,614,842.02 is: 11,888,530.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,141,212.70 : 20,894,958.39 = 8,614,842.02 : x
  2. Step 2: Convert to fraction form
    15,141,212.70/20,894,958.39 = 8,614,842.02/x
  3. Step 3: Cross multiply
    15,141,212.70x = 20,894,958.39 × 8,614,842.02
  4. Step 4: Simplify right side
    15,141,212.70x = 180,006,765,544,323.53
  5. Step 5: Solve for x
    x = 180,006,765,544,323.53/15,141,212.70
  6. Step 6: Final answer
    x = 11,888,530.27

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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.