Home / 7,005,446.71-9,667,297.11-4,106,768.16

Finding the Fourth Proportional to 7,005,446.71, 9,667,297.11 and 4,106,768.16

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Solution

The fourth proportional to 7,005,446.71, 9,667,297.11 and 4,106,768.16 is: 5,667,211.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005,446.71 : 9,667,297.11 = 4,106,768.16 : x
  2. Step 2: Convert to fraction form
    7,005,446.71/9,667,297.11 = 4,106,768.16/x
  3. Step 3: Cross multiply
    7,005,446.71x = 9,667,297.11 × 4,106,768.16
  4. Step 4: Simplify right side
    7,005,446.71x = 39,701,347,964,608.02
  5. Step 5: Solve for x
    x = 39,701,347,964,608.02/7,005,446.71
  6. Step 6: Final answer
    x = 5,667,211.47

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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.