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Finding the Fourth Proportional to 22,323,693.60, 33,485,540.40 and 10,971,424.80

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Solution

The fourth proportional to 22,323,693.60, 33,485,540.40 and 10,971,424.80 is: 16,457,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,323,693.60 : 33,485,540.40 = 10,971,424.80 : x
  2. Step 2: Convert to fraction form
    22,323,693.60/33,485,540.40 = 10,971,424.80/x
  3. Step 3: Cross multiply
    22,323,693.60x = 33,485,540.40 × 10,971,424.80
  4. Step 4: Simplify right side
    22,323,693.60x = 367,384,088,385,961.94
  5. Step 5: Solve for x
    x = 367,384,088,385,961.94/22,323,693.60
  6. Step 6: Final answer
    x = 16,457,137.20

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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.