Home / 12,481,072.40-18,721,608.60-6,095,421.20

Finding the Fourth Proportional to 12,481,072.40, 18,721,608.60 and 6,095,421.20

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Solution

The fourth proportional to 12,481,072.40, 18,721,608.60 and 6,095,421.20 is: 9,143,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,072.40 : 18,721,608.60 = 6,095,421.20 : x
  2. Step 2: Convert to fraction form
    12,481,072.40/18,721,608.60 = 6,095,421.20/x
  3. Step 3: Cross multiply
    12,481,072.40x = 18,721,608.60 × 6,095,421.20
  4. Step 4: Simplify right side
    12,481,072.40x = 114,116,089,958,542.33
  5. Step 5: Solve for x
    x = 114,116,089,958,542.33/12,481,072.40
  6. Step 6: Final answer
    x = 9,143,131.80

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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.