Home / 18,843,617.52-26,001,134.33-11,778,374.60

Finding the Fourth Proportional to 18,843,617.52, 26,001,134.33 and 11,778,374.60

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Solution

The fourth proportional to 18,843,617.52, 26,001,134.33 and 11,778,374.60 is: 16,252,245.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,843,617.52 : 26,001,134.33 = 11,778,374.60 : x
  2. Step 2: Convert to fraction form
    18,843,617.52/26,001,134.33 = 11,778,374.60/x
  3. Step 3: Cross multiply
    18,843,617.52x = 26,001,134.33 × 11,778,374.60
  4. Step 4: Simplify right side
    18,843,617.52x = 306,251,100,163,660
  5. Step 5: Solve for x
    x = 306,251,100,163,660/18,843,617.52
  6. Step 6: Final answer
    x = 16,252,245.61

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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.