Home / 17,860,998.89-26,800,355.68-7,078,061.00

Finding the Fourth Proportional to 17,860,998.89, 26,800,355.68 and 7,078,061.00

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Solution

The fourth proportional to 17,860,998.89, 26,800,355.68 and 7,078,061.00 is: 10,620,601.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,860,998.89 : 26,800,355.68 = 7,078,061.00 : x
  2. Step 2: Convert to fraction form
    17,860,998.89/26,800,355.68 = 7,078,061.00/x
  3. Step 3: Cross multiply
    17,860,998.89x = 26,800,355.68 × 7,078,061.00
  4. Step 4: Simplify right side
    17,860,998.89x = 189,694,552,374,042.22
  5. Step 5: Solve for x
    x = 189,694,552,374,042.22/17,860,998.89
  6. Step 6: Final answer
    x = 10,620,601.54

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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.