Home / 10,771,251.20-16,156,876.80-7,370,028.80

Finding the Fourth Proportional to 10,771,251.20, 16,156,876.80 and 7,370,028.80

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Solution

The fourth proportional to 10,771,251.20, 16,156,876.80 and 7,370,028.80 is: 11,055,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,771,251.20 : 16,156,876.80 = 7,370,028.80 : x
  2. Step 2: Convert to fraction form
    10,771,251.20/16,156,876.80 = 7,370,028.80/x
  3. Step 3: Cross multiply
    10,771,251.20x = 16,156,876.80 × 7,370,028.80
  4. Step 4: Simplify right side
    10,771,251.20x = 119,076,647,334,051.84
  5. Step 5: Solve for x
    x = 119,076,647,334,051.84/10,771,251.20
  6. Step 6: Final answer
    x = 11,055,043.20

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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.