Home / 19,906,991.22-29,812,657.05-11,361,419.94

Finding the Fourth Proportional to 19,906,991.22, 29,812,657.05 and 11,361,419.94

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Solution

The fourth proportional to 19,906,991.22, 29,812,657.05 and 11,361,419.94 is: 17,014,832.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,906,991.22 : 29,812,657.05 = 11,361,419.94 : x
  2. Step 2: Convert to fraction form
    19,906,991.22/29,812,657.05 = 11,361,419.94/x
  3. Step 3: Cross multiply
    19,906,991.22x = 29,812,657.05 × 11,361,419.94
  4. Step 4: Simplify right side
    19,906,991.22x = 338,714,116,272,251.56
  5. Step 5: Solve for x
    x = 338,714,116,272,251.56/19,906,991.22
  6. Step 6: Final answer
    x = 17,014,832.25

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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.