Home / 13,401,246.33-20,051,142.44-7,939,273.23

Finding the Fourth Proportional to 13,401,246.33, 20,051,142.44 and 7,939,273.23

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Solution

The fourth proportional to 13,401,246.33, 20,051,142.44 and 7,939,273.23 is: 11,878,857.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,401,246.33 : 20,051,142.44 = 7,939,273.23 : x
  2. Step 2: Convert to fraction form
    13,401,246.33/20,051,142.44 = 7,939,273.23/x
  3. Step 3: Cross multiply
    13,401,246.33x = 20,051,142.44 × 7,939,273.23
  4. Step 4: Simplify right side
    13,401,246.33x = 159,191,498,365,112.50
  5. Step 5: Solve for x
    x = 159,191,498,365,112.50/13,401,246.33
  6. Step 6: Final answer
    x = 11,878,857.72

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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.