Home / 20,180,770.66-27,849,074.88-11,013,479.02

Finding the Fourth Proportional to 20,180,770.66, 27,849,074.88 and 11,013,479.02

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Solution

The fourth proportional to 20,180,770.66, 27,849,074.88 and 11,013,479.02 is: 15,198,388.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,180,770.66 : 27,849,074.88 = 11,013,479.02 : x
  2. Step 2: Convert to fraction form
    20,180,770.66/27,849,074.88 = 11,013,479.02/x
  3. Step 3: Cross multiply
    20,180,770.66x = 27,849,074.88 × 11,013,479.02
  4. Step 4: Simplify right side
    20,180,770.66x = 306,715,201,917,289
  5. Step 5: Solve for x
    x = 306,715,201,917,289/20,180,770.66
  6. Step 6: Final answer
    x = 15,198,388.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.