Home / 6,661,170.18-9,992,118.65-2,111,889.96

Finding the Fourth Proportional to 6,661,170.18, 9,992,118.65 and 2,111,889.96

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Solution

The fourth proportional to 6,661,170.18, 9,992,118.65 and 2,111,889.96 is: 3,167,950.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661,170.18 : 9,992,118.65 = 2,111,889.96 : x
  2. Step 2: Convert to fraction form
    6,661,170.18/9,992,118.65 = 2,111,889.96/x
  3. Step 3: Cross multiply
    6,661,170.18x = 9,992,118.65 × 2,111,889.96
  4. Step 4: Simplify right side
    6,661,170.18x = 21,102,255,045,504.30
  5. Step 5: Solve for x
    x = 21,102,255,045,504.30/6,661,170.18
  6. Step 6: Final answer
    x = 3,167,950.15

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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.