Home / 7,306,718.80-10,960,078.20-3,947,486.80

Finding the Fourth Proportional to 7,306,718.80, 10,960,078.20 and 3,947,486.80

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Solution

The fourth proportional to 7,306,718.80, 10,960,078.20 and 3,947,486.80 is: 5,921,230.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306,718.80 : 10,960,078.20 = 3,947,486.80 : x
  2. Step 2: Convert to fraction form
    7,306,718.80/10,960,078.20 = 3,947,486.80/x
  3. Step 3: Cross multiply
    7,306,718.80x = 10,960,078.20 × 3,947,486.80
  4. Step 4: Simplify right side
    7,306,718.80x = 43,264,764,021,467.76
  5. Step 5: Solve for x
    x = 43,264,764,021,467.76/7,306,718.80
  6. Step 6: Final answer
    x = 5,921,230.20

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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.