Home / 18,521,848.24-27,650,634.70-17,290,978.22

Finding the Fourth Proportional to 18,521,848.24, 27,650,634.70 and 17,290,978.22

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Solution

The fourth proportional to 18,521,848.24, 27,650,634.70 and 17,290,978.22 is: 25,813,110.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521,848.24 : 27,650,634.70 = 17,290,978.22 : x
  2. Step 2: Convert to fraction form
    18,521,848.24/27,650,634.70 = 17,290,978.22/x
  3. Step 3: Cross multiply
    18,521,848.24x = 27,650,634.70 × 17,290,978.22
  4. Step 4: Simplify right side
    18,521,848.24x = 478,106,522,366,876.19
  5. Step 5: Solve for x
    x = 478,106,522,366,876.19/18,521,848.24
  6. Step 6: Final answer
    x = 25,813,110.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.