Home / 15,723,765.82-23,591,323.86-5,490,133.26

Finding the Fourth Proportional to 15,723,765.82, 23,591,323.86 and 5,490,133.26

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Solution

The fourth proportional to 15,723,765.82, 23,591,323.86 and 5,490,133.26 is: 8,237,181.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,723,765.82 : 23,591,323.86 = 5,490,133.26 : x
  2. Step 2: Convert to fraction form
    15,723,765.82/23,591,323.86 = 5,490,133.26/x
  3. Step 3: Cross multiply
    15,723,765.82x = 23,591,323.86 × 5,490,133.26
  4. Step 4: Simplify right side
    15,723,765.82x = 129,519,511,771,217.58
  5. Step 5: Solve for x
    x = 129,519,511,771,217.58/15,723,765.82
  6. Step 6: Final answer
    x = 8,237,181.43

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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.