Home / 18,449,620.40-27,674,430.60-18,166,185.20

Finding the Fourth Proportional to 18,449,620.40, 27,674,430.60 and 18,166,185.20

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Solution

The fourth proportional to 18,449,620.40, 27,674,430.60 and 18,166,185.20 is: 27,249,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,449,620.40 : 27,674,430.60 = 18,166,185.20 : x
  2. Step 2: Convert to fraction form
    18,449,620.40/27,674,430.60 = 18,166,185.20/x
  3. Step 3: Cross multiply
    18,449,620.40x = 27,674,430.60 × 18,166,185.20
  4. Step 4: Simplify right side
    18,449,620.40x = 502,738,831,584,147.12
  5. Step 5: Solve for x
    x = 502,738,831,584,147.12/18,449,620.40
  6. Step 6: Final answer
    x = 27,249,277.80

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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.