Home / 18,028,551.66-27,069,842.46-15,607,173.60

Finding the Fourth Proportional to 18,028,551.66, 27,069,842.46 and 15,607,173.60

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Solution

The fourth proportional to 18,028,551.66, 27,069,842.46 and 15,607,173.60 is: 23,434,147.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028,551.66 : 27,069,842.46 = 15,607,173.60 : x
  2. Step 2: Convert to fraction form
    18,028,551.66/27,069,842.46 = 15,607,173.60/x
  3. Step 3: Cross multiply
    18,028,551.66x = 27,069,842.46 × 15,607,173.60
  4. Step 4: Simplify right side
    18,028,551.66x = 422,483,730,597,871.06
  5. Step 5: Solve for x
    x = 422,483,730,597,871.06/18,028,551.66
  6. Step 6: Final answer
    x = 23,434,147.04

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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.