Home / 12,200,176.56-16,836,415.43-6,693,451.35

Finding the Fourth Proportional to 12,200,176.56, 16,836,415.43 and 6,693,451.35

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Solution

The fourth proportional to 12,200,176.56, 16,836,415.43 and 6,693,451.35 is: 9,237,057.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,200,176.56 : 16,836,415.43 = 6,693,451.35 : x
  2. Step 2: Convert to fraction form
    12,200,176.56/16,836,415.43 = 6,693,451.35/x
  3. Step 3: Cross multiply
    12,200,176.56x = 16,836,415.43 × 6,693,451.35
  4. Step 4: Simplify right side
    12,200,176.56x = 112,693,727,530,141.19
  5. Step 5: Solve for x
    x = 112,693,727,530,141.19/12,200,176.56
  6. Step 6: Final answer
    x = 9,237,057.10

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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.