Home / 11,847,975.25-16,350,228.09-6,620,983.45

Finding the Fourth Proportional to 11,847,975.25, 16,350,228.09 and 6,620,983.45

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Solution

The fourth proportional to 11,847,975.25, 16,350,228.09 and 6,620,983.45 is: 9,136,969.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847,975.25 : 16,350,228.09 = 6,620,983.45 : x
  2. Step 2: Convert to fraction form
    11,847,975.25/16,350,228.09 = 6,620,983.45/x
  3. Step 3: Cross multiply
    11,847,975.25x = 16,350,228.09 × 6,620,983.45
  4. Step 4: Simplify right side
    11,847,975.25x = 108,254,589,587,615.11
  5. Step 5: Solve for x
    x = 108,254,589,587,615.11/11,847,975.25
  6. Step 6: Final answer
    x = 9,136,969.59

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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.