Home / 20,523,241.80-28,322,076.48-11,230,814.06

Finding the Fourth Proportional to 20,523,241.80, 28,322,076.48 and 11,230,814.06

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Solution

The fourth proportional to 20,523,241.80, 28,322,076.48 and 11,230,814.06 is: 15,498,524.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,523,241.80 : 28,322,076.48 = 11,230,814.06 : x
  2. Step 2: Convert to fraction form
    20,523,241.80/28,322,076.48 = 11,230,814.06/x
  3. Step 3: Cross multiply
    20,523,241.80x = 28,322,076.48 × 11,230,814.06
  4. Step 4: Simplify right side
    20,523,241.80x = 318,079,974,662,461.19
  5. Step 5: Solve for x
    x = 318,079,974,662,461.19/20,523,241.80
  6. Step 6: Final answer
    x = 15,498,524.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.