Home / 20,050,209.66-27,668,549.79-10,882,655.58

Finding the Fourth Proportional to 20,050,209.66, 27,668,549.79 and 10,882,655.58

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Solution

The fourth proportional to 20,050,209.66, 27,668,549.79 and 10,882,655.58 is: 15,017,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050,209.66 : 27,668,549.79 = 10,882,655.58 : x
  2. Step 2: Convert to fraction form
    20,050,209.66/27,668,549.79 = 10,882,655.58/x
  3. Step 3: Cross multiply
    20,050,209.66x = 27,668,549.79 × 10,882,655.58
  4. Step 4: Simplify right side
    20,050,209.66x = 301,107,297,762,651.31
  5. Step 5: Solve for x
    x = 301,107,297,762,651.31/20,050,209.66
  6. Step 6: Final answer
    x = 15,017,663.30

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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.