Home / 5,580,131.48-7,700,049.49-3,132,181.47

Finding the Fourth Proportional to 5,580,131.48, 7,700,049.49 and 3,132,181.47

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Solution

The fourth proportional to 5,580,131.48, 7,700,049.49 and 3,132,181.47 is: 4,322,111.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580,131.48 : 7,700,049.49 = 3,132,181.47 : x
  2. Step 2: Convert to fraction form
    5,580,131.48/7,700,049.49 = 3,132,181.47/x
  3. Step 3: Cross multiply
    5,580,131.48x = 7,700,049.49 × 3,132,181.47
  4. Step 4: Simplify right side
    5,580,131.48x = 24,117,952,315,000.05
  5. Step 5: Solve for x
    x = 24,117,952,315,000.05/5,580,131.48
  6. Step 6: Final answer
    x = 4,322,111.84

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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.