Home / 11,656,257.60-17,500,132.80-7,404,729.60

Finding the Fourth Proportional to 11,656,257.60, 17,500,132.80 and 7,404,729.60

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Solution

The fourth proportional to 11,656,257.60, 17,500,132.80 and 7,404,729.60 is: 11,117,097.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656,257.60 : 17,500,132.80 = 7,404,729.60 : x
  2. Step 2: Convert to fraction form
    11,656,257.60/17,500,132.80 = 7,404,729.60/x
  3. Step 3: Cross multiply
    11,656,257.60x = 17,500,132.80 × 7,404,729.60
  4. Step 4: Simplify right side
    11,656,257.60x = 129,583,751,348,090.88
  5. Step 5: Solve for x
    x = 129,583,751,348,090.88/11,656,257.60
  6. Step 6: Final answer
    x = 11,117,097.42

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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.