Home / 10,364,092.55-15,546,138.83-7,972,608.05

Finding the Fourth Proportional to 10,364,092.55, 15,546,138.83 and 7,972,608.05

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Solution

The fourth proportional to 10,364,092.55, 15,546,138.83 and 7,972,608.05 is: 11,958,912.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364,092.55 : 15,546,138.83 = 7,972,608.05 : x
  2. Step 2: Convert to fraction form
    10,364,092.55/15,546,138.83 = 7,972,608.05/x
  3. Step 3: Cross multiply
    10,364,092.55x = 15,546,138.83 × 7,972,608.05
  4. Step 4: Simplify right side
    10,364,092.55x = 123,943,271,582,475.58
  5. Step 5: Solve for x
    x = 123,943,271,582,475.58/10,364,092.55
  6. Step 6: Final answer
    x = 11,958,912.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.