Home / 54,284,412.60-81,418,745.70-15,941,928.60

Finding the Fourth Proportional to 54,284,412.60, 81,418,745.70 and 15,941,928.60

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Solution

The fourth proportional to 54,284,412.60, 81,418,745.70 and 15,941,928.60 is: 23,910,580.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,284,412.60 : 81,418,745.70 = 15,941,928.60 : x
  2. Step 2: Convert to fraction form
    54,284,412.60/81,418,745.70 = 15,941,928.60/x
  3. Step 3: Cross multiply
    54,284,412.60x = 81,418,745.70 × 15,941,928.60
  4. Step 4: Simplify right side
    54,284,412.60x = 1,297,971,830,650,957
  5. Step 5: Solve for x
    x = 1,297,971,830,650,957/54,284,412.60
  6. Step 6: Final answer
    x = 23,910,580.74

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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.