Home / 10,886,405.68-15,023,241.20-5,924,865.72

Finding the Fourth Proportional to 10,886,405.68, 15,023,241.20 and 5,924,865.72

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Solution

The fourth proportional to 10,886,405.68, 15,023,241.20 and 5,924,865.72 is: 8,176,315.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,886,405.68 : 15,023,241.20 = 5,924,865.72 : x
  2. Step 2: Convert to fraction form
    10,886,405.68/15,023,241.20 = 5,924,865.72/x
  3. Step 3: Cross multiply
    10,886,405.68x = 15,023,241.20 × 5,924,865.72
  4. Step 4: Simplify right side
    10,886,405.68x = 89,010,686,789,171.66
  5. Step 5: Solve for x
    x = 89,010,686,789,171.66/10,886,405.68
  6. Step 6: Final answer
    x = 8,176,315.43

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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.