Home / 8,079,346.71-11,151,157.82-4,940,147.03

Finding the Fourth Proportional to 8,079,346.71, 11,151,157.82 and 4,940,147.03

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Solution

The fourth proportional to 8,079,346.71, 11,151,157.82 and 4,940,147.03 is: 6,818,417.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,079,346.71 : 11,151,157.82 = 4,940,147.03 : x
  2. Step 2: Convert to fraction form
    8,079,346.71/11,151,157.82 = 4,940,147.03/x
  3. Step 3: Cross multiply
    8,079,346.71x = 11,151,157.82 × 4,940,147.03
  4. Step 4: Simplify right side
    8,079,346.71x = 55,088,359,105,077.75
  5. Step 5: Solve for x
    x = 55,088,359,105,077.75/8,079,346.71
  6. Step 6: Final answer
    x = 6,818,417.51

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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.