Home / 9,926,369.88-13,700,015.55-8,269,890.12

Finding the Fourth Proportional to 9,926,369.88, 13,700,015.55 and 8,269,890.12

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Solution

The fourth proportional to 9,926,369.88, 13,700,015.55 and 8,269,890.12 is: 11,413,802.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,926,369.88 : 13,700,015.55 = 8,269,890.12 : x
  2. Step 2: Convert to fraction form
    9,926,369.88/13,700,015.55 = 8,269,890.12/x
  3. Step 3: Cross multiply
    9,926,369.88x = 13,700,015.55 × 8,269,890.12
  4. Step 4: Simplify right side
    9,926,369.88x = 113,297,623,153,000.84
  5. Step 5: Solve for x
    x = 113,297,623,153,000.84/9,926,369.88
  6. Step 6: Final answer
    x = 11,413,802.28

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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.