Home / 11,158,889.40-16,738,334.10-7,899,384.60

Finding the Fourth Proportional to 11,158,889.40, 16,738,334.10 and 7,899,384.60

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Solution

The fourth proportional to 11,158,889.40, 16,738,334.10 and 7,899,384.60 is: 11,849,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,158,889.40 : 16,738,334.10 = 7,899,384.60 : x
  2. Step 2: Convert to fraction form
    11,158,889.40/16,738,334.10 = 7,899,384.60/x
  3. Step 3: Cross multiply
    11,158,889.40x = 16,738,334.10 × 7,899,384.60
  4. Step 4: Simplify right side
    11,158,889.40x = 132,222,538,619,194.84
  5. Step 5: Solve for x
    x = 132,222,538,619,194.84/11,158,889.40
  6. Step 6: Final answer
    x = 11,849,076.90

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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.