Home / 11,190,729.60-16,786,094.40-3,618,460.80

Finding the Fourth Proportional to 11,190,729.60, 16,786,094.40 and 3,618,460.80

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Solution

The fourth proportional to 11,190,729.60, 16,786,094.40 and 3,618,460.80 is: 5,427,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190,729.60 : 16,786,094.40 = 3,618,460.80 : x
  2. Step 2: Convert to fraction form
    11,190,729.60/16,786,094.40 = 3,618,460.80/x
  3. Step 3: Cross multiply
    11,190,729.60x = 16,786,094.40 × 3,618,460.80
  4. Step 4: Simplify right side
    11,190,729.60x = 60,739,824,571,499.51
  5. Step 5: Solve for x
    x = 60,739,824,571,499.51/11,190,729.60
  6. Step 6: Final answer
    x = 5,427,691.20

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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.