Home / 10,419,120.18-14,373,805.73-6,286,846.46

Finding the Fourth Proportional to 10,419,120.18, 14,373,805.73 and 6,286,846.46

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Solution

The fourth proportional to 10,419,120.18, 14,373,805.73 and 6,286,846.46 is: 8,673,084.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,419,120.18 : 14,373,805.73 = 6,286,846.46 : x
  2. Step 2: Convert to fraction form
    10,419,120.18/14,373,805.73 = 6,286,846.46/x
  3. Step 3: Cross multiply
    10,419,120.18x = 14,373,805.73 × 6,286,846.46
  4. Step 4: Simplify right side
    10,419,120.18x = 90,365,909,567,074.95
  5. Step 5: Solve for x
    x = 90,365,909,567,074.95/10,419,120.18
  6. Step 6: Final answer
    x = 8,673,084.48

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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.