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Finding the Fourth Proportional to 6,798,704.68, 9,381,874.98 and 3,742,853.32

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Solution

The fourth proportional to 6,798,704.68, 9,381,874.98 and 3,742,853.32 is: 5,164,951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,798,704.68 : 9,381,874.98 = 3,742,853.32 : x
  2. Step 2: Convert to fraction form
    6,798,704.68/9,381,874.98 = 3,742,853.32/x
  3. Step 3: Cross multiply
    6,798,704.68x = 9,381,874.98 × 3,742,853.32
  4. Step 4: Simplify right side
    6,798,704.68x = 35,114,981,916,717.93
  5. Step 5: Solve for x
    x = 35,114,981,916,717.93/6,798,704.68
  6. Step 6: Final answer
    x = 5,164,951.79

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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.