Home / 6,724,167.78-9,279,307.58-3,823,558.86

Finding the Fourth Proportional to 6,724,167.78, 9,279,307.58 and 3,823,558.86

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Solution

The fourth proportional to 6,724,167.78, 9,279,307.58 and 3,823,558.86 is: 5,276,486.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,724,167.78 : 9,279,307.58 = 3,823,558.86 : x
  2. Step 2: Convert to fraction form
    6,724,167.78/9,279,307.58 = 3,823,558.86/x
  3. Step 3: Cross multiply
    6,724,167.78x = 9,279,307.58 × 3,823,558.86
  4. Step 4: Simplify right side
    6,724,167.78x = 35,479,978,693,056.36
  5. Step 5: Solve for x
    x = 35,479,978,693,056.36/6,724,167.78
  6. Step 6: Final answer
    x = 5,276,486.23

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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.