Home / 13,473,519.40-20,213,231.55-6,653,359.90

Finding the Fourth Proportional to 13,473,519.40, 20,213,231.55 and 6,653,359.90

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Solution

The fourth proportional to 13,473,519.40, 20,213,231.55 and 6,653,359.90 is: 9,981,497.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473,519.40 : 20,213,231.55 = 6,653,359.90 : x
  2. Step 2: Convert to fraction form
    13,473,519.40/20,213,231.55 = 6,653,359.90/x
  3. Step 3: Cross multiply
    13,473,519.40x = 20,213,231.55 × 6,653,359.90
  4. Step 4: Simplify right side
    13,473,519.40x = 134,485,904,244,184.86
  5. Step 5: Solve for x
    x = 134,485,904,244,184.86/13,473,519.40
  6. Step 6: Final answer
    x = 9,981,497.80

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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.