Home / 7,071,707.79-10,601,840.72-2,211,513.77

Finding the Fourth Proportional to 7,071,707.79, 10,601,840.72 and 2,211,513.77

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Solution

The fourth proportional to 7,071,707.79, 10,601,840.72 and 2,211,513.77 is: 3,315,481.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,071,707.79 : 10,601,840.72 = 2,211,513.77 : x
  2. Step 2: Convert to fraction form
    7,071,707.79/10,601,840.72 = 2,211,513.77/x
  3. Step 3: Cross multiply
    7,071,707.79x = 10,601,840.72 × 2,211,513.77
  4. Step 4: Simplify right side
    7,071,707.79x = 23,446,116,675,559.94
  5. Step 5: Solve for x
    x = 23,446,116,675,559.94/7,071,707.79
  6. Step 6: Final answer
    x = 3,315,481.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.