Home / 27,083,647.89-40,628,554.56-9,819,978.75

Finding the Fourth Proportional to 27,083,647.89, 40,628,554.56 and 9,819,978.75

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Solution

The fourth proportional to 27,083,647.89, 40,628,554.56 and 9,819,978.75 is: 14,731,085.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,083,647.89 : 40,628,554.56 = 9,819,978.75 : x
  2. Step 2: Convert to fraction form
    27,083,647.89/40,628,554.56 = 9,819,978.75/x
  3. Step 3: Cross multiply
    27,083,647.89x = 40,628,554.56 × 9,819,978.75
  4. Step 4: Simplify right side
    27,083,647.89x = 398,971,542,422,415.62
  5. Step 5: Solve for x
    x = 398,971,542,422,415.62/27,083,647.89
  6. Step 6: Final answer
    x = 14,731,085.86

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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.