Home / 11,277,949.98-15,563,600.91-6,121,311.51

Finding the Fourth Proportional to 11,277,949.98, 15,563,600.91 and 6,121,311.51

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Solution

The fourth proportional to 11,277,949.98, 15,563,600.91 and 6,121,311.51 is: 8,447,426.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277,949.98 : 15,563,600.91 = 6,121,311.51 : x
  2. Step 2: Convert to fraction form
    11,277,949.98/15,563,600.91 = 6,121,311.51/x
  3. Step 3: Cross multiply
    11,277,949.98x = 15,563,600.91 × 6,121,311.51
  4. Step 4: Simplify right side
    11,277,949.98x = 95,269,649,387,429.47
  5. Step 5: Solve for x
    x = 95,269,649,387,429.47/11,277,949.98
  6. Step 6: Final answer
    x = 8,447,426.13

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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.