Home / 6,321,946.41-8,724,285.94-3,421,337.28

Finding the Fourth Proportional to 6,321,946.41, 8,724,285.94 and 3,421,337.28

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Solution

The fourth proportional to 6,321,946.41, 8,724,285.94 and 3,421,337.28 is: 4,721,445.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,946.41 : 8,724,285.94 = 3,421,337.28 : x
  2. Step 2: Convert to fraction form
    6,321,946.41/8,724,285.94 = 3,421,337.28/x
  3. Step 3: Cross multiply
    6,321,946.41x = 8,724,285.94 × 3,421,337.28
  4. Step 4: Simplify right side
    6,321,946.41x = 29,848,724,742,121.54
  5. Step 5: Solve for x
    x = 29,848,724,742,121.54/6,321,946.41
  6. Step 6: Final answer
    x = 4,721,445.39

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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.