Home / 11,989,721.89-16,545,804.55-6,483,083.56

Finding the Fourth Proportional to 11,989,721.89, 16,545,804.55 and 6,483,083.56

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Solution

The fourth proportional to 11,989,721.89, 16,545,804.55 and 6,483,083.56 is: 8,946,649.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,989,721.89 : 16,545,804.55 = 6,483,083.56 : x
  2. Step 2: Convert to fraction form
    11,989,721.89/16,545,804.55 = 6,483,083.56/x
  3. Step 3: Cross multiply
    11,989,721.89x = 16,545,804.55 × 6,483,083.56
  4. Step 4: Simplify right side
    11,989,721.89x = 107,267,833,500,576.12
  5. Step 5: Solve for x
    x = 107,267,833,500,576.12/11,989,721.89
  6. Step 6: Final answer
    x = 8,946,649.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.