Home / 6,892,611.40-9,514,406.58-5,418,674.92

Finding the Fourth Proportional to 6,892,611.40, 9,514,406.58 and 5,418,674.92

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Solution

The fourth proportional to 6,892,611.40, 9,514,406.58 and 5,418,674.92 is: 7,479,817.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892,611.40 : 9,514,406.58 = 5,418,674.92 : x
  2. Step 2: Convert to fraction form
    6,892,611.40/9,514,406.58 = 5,418,674.92/x
  3. Step 3: Cross multiply
    6,892,611.40x = 9,514,406.58 × 5,418,674.92
  4. Step 4: Simplify right side
    6,892,611.40x = 51,555,476,313,728.98
  5. Step 5: Solve for x
    x = 51,555,476,313,728.98/6,892,611.40
  6. Step 6: Final answer
    x = 7,479,817.64

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1.5x scale

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.