Home / 18,089,987.40-27,127,107.90-5,954,761.80

Finding the Fourth Proportional to 18,089,987.40, 27,127,107.90 and 5,954,761.80

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Solution

The fourth proportional to 18,089,987.40, 27,127,107.90 and 5,954,761.80 is: 8,929,551.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,089,987.40 : 27,127,107.90 = 5,954,761.80 : x
  2. Step 2: Convert to fraction form
    18,089,987.40/27,127,107.90 = 5,954,761.80/x
  3. Step 3: Cross multiply
    18,089,987.40x = 27,127,107.90 × 5,954,761.80
  4. Step 4: Simplify right side
    18,089,987.40x = 161,535,465,867,398.22
  5. Step 5: Solve for x
    x = 161,535,465,867,398.22/18,089,987.40
  6. Step 6: Final answer
    x = 8,929,551.04

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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.