Home / 11,847,976.25-16,350,229.47-6,620,984.45

Finding the Fourth Proportional to 11,847,976.25, 16,350,229.47 and 6,620,984.45

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Solution

The fourth proportional to 11,847,976.25, 16,350,229.47 and 6,620,984.45 is: 9,136,970.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847,976.25 : 16,350,229.47 = 6,620,984.45 : x
  2. Step 2: Convert to fraction form
    11,847,976.25/16,350,229.47 = 6,620,984.45/x
  3. Step 3: Cross multiply
    11,847,976.25x = 16,350,229.47 × 6,620,984.45
  4. Step 4: Simplify right side
    11,847,976.25x = 108,254,615,074,801.75
  5. Step 5: Solve for x
    x = 108,254,615,074,801.75/11,847,976.25
  6. Step 6: Final answer
    x = 9,136,970.97

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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.