Home / 6,321,800.84-8,724,100.64-3,421,212.80

Finding the Fourth Proportional to 6,321,800.84, 8,724,100.64 and 3,421,212.80

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Solution

The fourth proportional to 6,321,800.84, 8,724,100.64 and 3,421,212.80 is: 4,721,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,800.84 : 8,724,100.64 = 3,421,212.80 : x
  2. Step 2: Convert to fraction form
    6,321,800.84/8,724,100.64 = 3,421,212.80/x
  3. Step 3: Cross multiply
    6,321,800.84x = 8,724,100.64 × 3,421,212.80
  4. Step 4: Simplify right side
    6,321,800.84x = 29,847,004,717,329.62
  5. Step 5: Solve for x
    x = 29,847,004,717,329.62/6,321,800.84
  6. Step 6: Final answer
    x = 4,721,282.04

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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.