Home / 5,478,795.37-7,560,960.69-3,031,366.78

Finding the Fourth Proportional to 5,478,795.37, 7,560,960.69 and 3,031,366.78

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Solution

The fourth proportional to 5,478,795.37, 7,560,960.69 and 3,031,366.78 is: 4,183,409.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478,795.37 : 7,560,960.69 = 3,031,366.78 : x
  2. Step 2: Convert to fraction form
    5,478,795.37/7,560,960.69 = 3,031,366.78/x
  3. Step 3: Cross multiply
    5,478,795.37x = 7,560,960.69 × 3,031,366.78
  4. Step 4: Simplify right side
    5,478,795.37x = 22,920,045,060,551.88
  5. Step 5: Solve for x
    x = 22,920,045,060,551.88/5,478,795.37
  6. Step 6: Final answer
    x = 4,183,409.58

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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.