Home / 74,348,634.03-111,479,648.44-28,857,284.43

Finding the Fourth Proportional to 74,348,634.03, 111,479,648.44 and 28,857,284.43

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Solution

The fourth proportional to 74,348,634.03, 111,479,648.44 and 28,857,284.43 is: 43,269,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,348,634.03 : 111,479,648.44 = 28,857,284.43 : x
  2. Step 2: Convert to fraction form
    74,348,634.03/111,479,648.44 = 28,857,284.43/x
  3. Step 3: Cross multiply
    74,348,634.03x = 111,479,648.44 × 28,857,284.43
  4. Step 4: Simplify right side
    74,348,634.03x = 3,216,999,923,189,485.50
  5. Step 5: Solve for x
    x = 3,216,999,923,189,485.50/74,348,634.03
  6. Step 6: Final answer
    x = 43,269,119.40

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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.