Home / 17,419,933.35-26,128,211.60-5,289,503.43

Finding the Fourth Proportional to 17,419,933.35, 26,128,211.60 and 5,289,503.43

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Solution

The fourth proportional to 17,419,933.35, 26,128,211.60 and 5,289,503.43 is: 7,933,742.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,419,933.35 : 26,128,211.60 = 5,289,503.43 : x
  2. Step 2: Convert to fraction form
    17,419,933.35/26,128,211.60 = 5,289,503.43/x
  3. Step 3: Cross multiply
    17,419,933.35x = 26,128,211.60 × 5,289,503.43
  4. Step 4: Simplify right side
    17,419,933.35x = 138,205,264,851,518.25
  5. Step 5: Solve for x
    x = 138,205,264,851,518.25/17,419,933.35
  6. Step 6: Final answer
    x = 7,933,742.46

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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.