Home / 7,493,137.72-10,340,560.38-4,055,377.84

Finding the Fourth Proportional to 7,493,137.72, 10,340,560.38 and 4,055,377.84

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Solution

The fourth proportional to 7,493,137.72, 10,340,560.38 and 4,055,377.84 is: 5,596,437.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493,137.72 : 10,340,560.38 = 4,055,377.84 : x
  2. Step 2: Convert to fraction form
    7,493,137.72/10,340,560.38 = 4,055,377.84/x
  3. Step 3: Cross multiply
    7,493,137.72x = 10,340,560.38 × 4,055,377.84
  4. Step 4: Simplify right side
    7,493,137.72x = 41,934,879,418,233.98
  5. Step 5: Solve for x
    x = 41,934,879,418,233.98/7,493,137.72
  6. Step 6: Final answer
    x = 5,596,437.83

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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.