Home / 84,994,536.40-127,491,804.60-27,528,049.60

Finding the Fourth Proportional to 84,994,536.40, 127,491,804.60 and 27,528,049.60

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Solution

The fourth proportional to 84,994,536.40, 127,491,804.60 and 27,528,049.60 is: 41,292,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,994,536.40 : 127,491,804.60 = 27,528,049.60 : x
  2. Step 2: Convert to fraction form
    84,994,536.40/127,491,804.60 = 27,528,049.60/x
  3. Step 3: Cross multiply
    84,994,536.40x = 127,491,804.60 × 27,528,049.60
  4. Step 4: Simplify right side
    84,994,536.40x = 3,509,600,720,622,308
  5. Step 5: Solve for x
    x = 3,509,600,720,622,308/84,994,536.40
  6. Step 6: Final answer
    x = 41,292,074.40

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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.