Home / 11,068,713.20-15,274,166.28-6,422,138.36

Finding the Fourth Proportional to 11,068,713.20, 15,274,166.28 and 6,422,138.36

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Solution

The fourth proportional to 11,068,713.20, 15,274,166.28 and 6,422,138.36 is: 8,862,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,068,713.20 : 15,274,166.28 = 6,422,138.36 : x
  2. Step 2: Convert to fraction form
    11,068,713.20/15,274,166.28 = 6,422,138.36/x
  3. Step 3: Cross multiply
    11,068,713.20x = 15,274,166.28 × 6,422,138.36
  4. Step 4: Simplify right side
    11,068,713.20x = 98,092,809,183,806.50
  5. Step 5: Solve for x
    x = 98,092,809,183,806.50/11,068,713.20
  6. Step 6: Final answer
    x = 8,862,169.20

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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.