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Finding the Fourth Proportional to 19,583,673.78, 27,024,229.35 and 10,881,338.34

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Solution

The fourth proportional to 19,583,673.78, 27,024,229.35 and 10,881,338.34 is: 15,015,557.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583,673.78 : 27,024,229.35 = 10,881,338.34 : x
  2. Step 2: Convert to fraction form
    19,583,673.78/27,024,229.35 = 10,881,338.34/x
  3. Step 3: Cross multiply
    19,583,673.78x = 27,024,229.35 × 10,881,338.34
  4. Step 4: Simplify right side
    19,583,673.78x = 294,059,782,935,108.31
  5. Step 5: Solve for x
    x = 294,059,782,935,108.31/19,583,673.78
  6. Step 6: Final answer
    x = 15,015,557.66

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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.