Home / 7,212,269.77-9,953,200.42-4,115,297.34

Finding the Fourth Proportional to 7,212,269.77, 9,953,200.42 and 4,115,297.34

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Solution

The fourth proportional to 7,212,269.77, 9,953,200.42 and 4,115,297.34 is: 5,679,263.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,212,269.77 : 9,953,200.42 = 4,115,297.34 : x
  2. Step 2: Convert to fraction form
    7,212,269.77/9,953,200.42 = 4,115,297.34/x
  3. Step 3: Cross multiply
    7,212,269.77x = 9,953,200.42 × 4,115,297.34
  4. Step 4: Simplify right side
    7,212,269.77x = 40,960,379,202,624.64
  5. Step 5: Solve for x
    x = 40,960,379,202,624.64/7,212,269.77
  6. Step 6: Final answer
    x = 5,679,263.33

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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.