Home / 6,321,800.25-8,724,099.85-3,421,212.23

Finding the Fourth Proportional to 6,321,800.25, 8,724,099.85 and 3,421,212.23

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Solution

The fourth proportional to 6,321,800.25, 8,724,099.85 and 3,421,212.23 is: 4,721,281.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,800.25 : 8,724,099.85 = 3,421,212.23 : x
  2. Step 2: Convert to fraction form
    6,321,800.25/8,724,099.85 = 3,421,212.23/x
  3. Step 3: Cross multiply
    6,321,800.25x = 8,724,099.85 × 3,421,212.23
  4. Step 4: Simplify right side
    6,321,800.25x = 29,846,997,115,818.38
  5. Step 5: Solve for x
    x = 29,846,997,115,818.38/6,321,800.25
  6. Step 6: Final answer
    x = 4,721,281.27

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1.5x scale

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.