Home / 11,975,965.38-16,526,989.98-6,819,347.43

Finding the Fourth Proportional to 11,975,965.38, 16,526,989.98 and 6,819,347.43

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Solution

The fourth proportional to 11,975,965.38, 16,526,989.98 and 6,819,347.43 is: 9,410,789.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975,965.38 : 16,526,989.98 = 6,819,347.43 : x
  2. Step 2: Convert to fraction form
    11,975,965.38/16,526,989.98 = 6,819,347.43/x
  3. Step 3: Cross multiply
    11,975,965.38x = 16,526,989.98 × 6,819,347.43
  4. Step 4: Simplify right side
    11,975,965.38x = 112,703,286,645,748.75
  5. Step 5: Solve for x
    x = 112,703,286,645,748.75/11,975,965.38
  6. Step 6: Final answer
    x = 9,410,789.28

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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.