Home / 7,288,455.20-10,932,682.80-6,896,544.80

Finding the Fourth Proportional to 7,288,455.20, 10,932,682.80 and 6,896,544.80

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Solution

The fourth proportional to 7,288,455.20, 10,932,682.80 and 6,896,544.80 is: 10,344,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288,455.20 : 10,932,682.80 = 6,896,544.80 : x
  2. Step 2: Convert to fraction form
    7,288,455.20/10,932,682.80 = 6,896,544.80/x
  3. Step 3: Cross multiply
    7,288,455.20x = 10,932,682.80 × 6,896,544.80
  4. Step 4: Simplify right side
    7,288,455.20x = 75,397,736,714,389.44
  5. Step 5: Solve for x
    x = 75,397,736,714,389.44/7,288,455.20
  6. Step 6: Final answer
    x = 10,344,817.20

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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.