Home / 10,987,936.69-16,484,267.29-3,702,120.44

Finding the Fourth Proportional to 10,987,936.69, 16,484,267.29 and 3,702,120.44

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Solution

The fourth proportional to 10,987,936.69, 16,484,267.29 and 3,702,120.44 is: 5,553,976.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987,936.69 : 16,484,267.29 = 3,702,120.44 : x
  2. Step 2: Convert to fraction form
    10,987,936.69/16,484,267.29 = 3,702,120.44/x
  3. Step 3: Cross multiply
    10,987,936.69x = 16,484,267.29 × 3,702,120.44
  4. Step 4: Simplify right side
    10,987,936.69x = 61,026,742,840,777.04
  5. Step 5: Solve for x
    x = 61,026,742,840,777.04/10,987,936.69
  6. Step 6: Final answer
    x = 5,553,976.56

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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.