Home / 5,160,431.88-7,740,672.62-1,566,230.04

Finding the Fourth Proportional to 5,160,431.88, 7,740,672.62 and 1,566,230.04

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Solution

The fourth proportional to 5,160,431.88, 7,740,672.62 and 1,566,230.04 is: 2,349,352.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160,431.88 : 7,740,672.62 = 1,566,230.04 : x
  2. Step 2: Convert to fraction form
    5,160,431.88/7,740,672.62 = 1,566,230.04/x
  3. Step 3: Cross multiply
    5,160,431.88x = 7,740,672.62 × 1,566,230.04
  4. Step 4: Simplify right side
    5,160,431.88x = 12,123,673,979,418.36
  5. Step 5: Solve for x
    x = 12,123,673,979,418.36/5,160,431.88
  6. Step 6: Final answer
    x = 2,349,352.59

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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.