Home / 14,517,721.93-21,791,715.89-6,436,372.86

Finding the Fourth Proportional to 14,517,721.93, 21,791,715.89 and 6,436,372.86

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Solution

The fourth proportional to 14,517,721.93, 21,791,715.89 and 6,436,372.86 is: 9,661,268.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,517,721.93 : 21,791,715.89 = 6,436,372.86 : x
  2. Step 2: Convert to fraction form
    14,517,721.93/21,791,715.89 = 6,436,372.86/x
  3. Step 3: Cross multiply
    14,517,721.93x = 21,791,715.89 × 6,436,372.86
  4. Step 4: Simplify right side
    14,517,721.93x = 140,259,608,688,838.38
  5. Step 5: Solve for x
    x = 140,259,608,688,838.38/14,517,721.93
  6. Step 6: Final answer
    x = 9,661,268.44

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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.