Home / 6,443,853.35-8,892,836.91-3,997,252.80

Finding the Fourth Proportional to 6,443,853.35, 8,892,836.91 and 3,997,252.80

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Solution

The fourth proportional to 6,443,853.35, 8,892,836.91 and 3,997,252.80 is: 5,516,406.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,853.35 : 8,892,836.91 = 3,997,252.80 : x
  2. Step 2: Convert to fraction form
    6,443,853.35/8,892,836.91 = 3,997,252.80/x
  3. Step 3: Cross multiply
    6,443,853.35x = 8,892,836.91 × 3,997,252.80
  4. Step 4: Simplify right side
    6,443,853.35x = 35,546,917,238,440.84
  5. Step 5: Solve for x
    x = 35,546,917,238,440.84/6,443,853.35
  6. Step 6: Final answer
    x = 5,516,406.93

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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.