Home / 19,261,618.17-28,902,360.64-9,027,517.67

Finding the Fourth Proportional to 19,261,618.17, 28,902,360.64 and 9,027,517.67

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Solution

The fourth proportional to 19,261,618.17, 28,902,360.64 and 9,027,517.67 is: 13,545,932.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261,618.17 : 28,902,360.64 = 9,027,517.67 : x
  2. Step 2: Convert to fraction form
    19,261,618.17/28,902,360.64 = 9,027,517.67/x
  3. Step 3: Cross multiply
    19,261,618.17x = 28,902,360.64 × 9,027,517.67
  4. Step 4: Simplify right side
    19,261,618.17x = 260,916,571,322,109.66
  5. Step 5: Solve for x
    x = 260,916,571,322,109.66/19,261,618.17
  6. Step 6: Final answer
    x = 13,545,932.07

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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.