Home / 71,040,907.58-98,036,453.12-38,445,859.58

Finding the Fourth Proportional to 71,040,907.58, 98,036,453.12 and 38,445,859.58

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Solution

The fourth proportional to 71,040,907.58, 98,036,453.12 and 38,445,859.58 is: 53,055,286.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,040,907.58 : 98,036,453.12 = 38,445,859.58 : x
  2. Step 2: Convert to fraction form
    71,040,907.58/98,036,453.12 = 38,445,859.58/x
  3. Step 3: Cross multiply
    71,040,907.58x = 98,036,453.12 × 38,445,859.58
  4. Step 4: Simplify right side
    71,040,907.58x = 3,769,095,709,690,361.50
  5. Step 5: Solve for x
    x = 3,769,095,709,690,361.50/71,040,907.58
  6. Step 6: Final answer
    x = 53,055,286.57

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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.