Home / 7,081,134.96-10,581,391.42-5,316,912.64

Finding the Fourth Proportional to 7,081,134.96, 10,581,391.42 and 5,316,912.64

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Solution

The fourth proportional to 7,081,134.96, 10,581,391.42 and 5,316,912.64 is: 7,945,101.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081,134.96 : 10,581,391.42 = 5,316,912.64 : x
  2. Step 2: Convert to fraction form
    7,081,134.96/10,581,391.42 = 5,316,912.64/x
  3. Step 3: Cross multiply
    7,081,134.96x = 10,581,391.42 × 5,316,912.64
  4. Step 4: Simplify right side
    7,081,134.96x = 56,260,333,789,785.55
  5. Step 5: Solve for x
    x = 56,260,333,789,785.55/7,081,134.96
  6. Step 6: Final answer
    x = 7,945,101.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.