Home / 11,814,573.60-17,721,860.40-7,279,610.40

Finding the Fourth Proportional to 11,814,573.60, 17,721,860.40 and 7,279,610.40

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Solution

The fourth proportional to 11,814,573.60, 17,721,860.40 and 7,279,610.40 is: 10,919,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814,573.60 : 17,721,860.40 = 7,279,610.40 : x
  2. Step 2: Convert to fraction form
    11,814,573.60/17,721,860.40 = 7,279,610.40/x
  3. Step 3: Cross multiply
    11,814,573.60x = 17,721,860.40 × 7,279,610.40
  4. Step 4: Simplify right side
    11,814,573.60x = 129,008,239,275,188.16
  5. Step 5: Solve for x
    x = 129,008,239,275,188.16/11,814,573.60
  6. Step 6: Final answer
    x = 10,919,415.60

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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.