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Finding the Fourth Proportional to 21,902,676.78, 30,229,737.48 and 14,071,978.02

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Solution

The fourth proportional to 21,902,676.78, 30,229,737.48 and 14,071,978.02 is: 19,421,927.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,902,676.78 : 30,229,737.48 = 14,071,978.02 : x
  2. Step 2: Convert to fraction form
    21,902,676.78/30,229,737.48 = 14,071,978.02/x
  3. Step 3: Cross multiply
    21,902,676.78x = 30,229,737.48 × 14,071,978.02
  4. Step 4: Simplify right side
    21,902,676.78x = 425,392,201,368,930.19
  5. Step 5: Solve for x
    x = 425,392,201,368,930.19/21,902,676.78
  6. Step 6: Final answer
    x = 19,421,927.54

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