Home / 13,473,521.40-20,213,234.55-6,653,361.90

Finding the Fourth Proportional to 13,473,521.40, 20,213,234.55 and 6,653,361.90

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Solution

The fourth proportional to 13,473,521.40, 20,213,234.55 and 6,653,361.90 is: 9,981,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473,521.40 : 20,213,234.55 = 6,653,361.90 : x
  2. Step 2: Convert to fraction form
    13,473,521.40/20,213,234.55 = 6,653,361.90/x
  3. Step 3: Cross multiply
    13,473,521.40x = 20,213,234.55 × 6,653,361.90
  4. Step 4: Simplify right side
    13,473,521.40x = 134,485,964,630,733.66
  5. Step 5: Solve for x
    x = 134,485,964,630,733.66/13,473,521.40
  6. Step 6: Final answer
    x = 9,981,500.80

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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.