Home / 10,471,738.60-15,705,858.30-2,899,469.80

Finding the Fourth Proportional to 10,471,738.60, 15,705,858.30 and 2,899,469.80

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Solution

The fourth proportional to 10,471,738.60, 15,705,858.30 and 2,899,469.80 is: 4,348,720.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,471,738.60 : 15,705,858.30 = 2,899,469.80 : x
  2. Step 2: Convert to fraction form
    10,471,738.60/15,705,858.30 = 2,899,469.80/x
  3. Step 3: Cross multiply
    10,471,738.60x = 15,705,858.30 × 2,899,469.80
  4. Step 4: Simplify right side
    10,471,738.60x = 45,538,661,823,929.34
  5. Step 5: Solve for x
    x = 45,538,661,823,929.34/10,471,738.60
  6. Step 6: Final answer
    x = 4,348,720.26

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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.