Home / 12,261,395.72-16,922,049.18-6,755,333.24

Finding the Fourth Proportional to 12,261,395.72, 16,922,049.18 and 6,755,333.24

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Solution

The fourth proportional to 12,261,395.72, 16,922,049.18 and 6,755,333.24 is: 9,323,088.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,261,395.72 : 16,922,049.18 = 6,755,333.24 : x
  2. Step 2: Convert to fraction form
    12,261,395.72/16,922,049.18 = 6,755,333.24/x
  3. Step 3: Cross multiply
    12,261,395.72x = 16,922,049.18 × 6,755,333.24
  4. Step 4: Simplify right side
    12,261,395.72x = 114,314,081,314,568.75
  5. Step 5: Solve for x
    x = 114,314,081,314,568.75/12,261,395.72
  6. Step 6: Final answer
    x = 9,323,088.82

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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.