Home / 8,275,136.80-12,419,703.60-3,733,175.20

Finding the Fourth Proportional to 8,275,136.80, 12,419,703.60 and 3,733,175.20

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Solution

The fourth proportional to 8,275,136.80, 12,419,703.60 and 3,733,175.20 is: 5,602,920.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275,136.80 : 12,419,703.60 = 3,733,175.20 : x
  2. Step 2: Convert to fraction form
    8,275,136.80/12,419,703.60 = 3,733,175.20/x
  3. Step 3: Cross multiply
    8,275,136.80x = 12,419,703.60 × 3,733,175.20
  4. Step 4: Simplify right side
    8,275,136.80x = 46,364,929,470,870.72
  5. Step 5: Solve for x
    x = 46,364,929,470,870.72/8,275,136.80
  6. Step 6: Final answer
    x = 5,602,920.00

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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.