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Finding the Fourth Proportional to 11,566,762.72, 17,353,770.04 and 6,960,774.73

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Solution

The fourth proportional to 11,566,762.72, 17,353,770.04 and 6,960,774.73 is: 10,443,344.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,566,762.72 : 17,353,770.04 = 6,960,774.73 : x
  2. Step 2: Convert to fraction form
    11,566,762.72/17,353,770.04 = 6,960,774.73/x
  3. Step 3: Cross multiply
    11,566,762.72x = 17,353,770.04 × 6,960,774.73
  4. Step 4: Simplify right side
    11,566,762.72x = 120,795,683,964,663.09
  5. Step 5: Solve for x
    x = 120,795,683,964,663.09/11,566,762.72
  6. Step 6: Final answer
    x = 10,443,344.17

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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.