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Finding the Fourth Proportional to 33,822,665.60, 50,696,673.60 and 18,687,459.20

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Solution

The fourth proportional to 33,822,665.60, 50,696,673.60 and 18,687,459.20 is: 28,010,566.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,822,665.60 : 50,696,673.60 = 18,687,459.20 : x
  2. Step 2: Convert to fraction form
    33,822,665.60/50,696,673.60 = 18,687,459.20/x
  3. Step 3: Cross multiply
    33,822,665.60x = 50,696,673.60 × 18,687,459.20
  4. Step 4: Simplify right side
    33,822,665.60x = 947,392,019,475,717.12
  5. Step 5: Solve for x
    x = 947,392,019,475,717.12/33,822,665.60
  6. Step 6: Final answer
    x = 28,010,566.37

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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.