Home / 15,276,592.58-21,081,276.27-8,401,074.64

Finding the Fourth Proportional to 15,276,592.58, 21,081,276.27 and 8,401,074.64

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Solution

The fourth proportional to 15,276,592.58, 21,081,276.27 and 8,401,074.64 is: 11,593,251.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,276,592.58 : 21,081,276.27 = 8,401,074.64 : x
  2. Step 2: Convert to fraction form
    15,276,592.58/21,081,276.27 = 8,401,074.64/x
  3. Step 3: Cross multiply
    15,276,592.58x = 21,081,276.27 × 8,401,074.64
  4. Step 4: Simplify right side
    15,276,592.58x = 177,105,375,398,027.59
  5. Step 5: Solve for x
    x = 177,105,375,398,027.59/15,276,592.58
  6. Step 6: Final answer
    x = 11,593,251.21

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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.