Home / 61,641,993.21-85,065,738.35-35,536,386.57

Finding the Fourth Proportional to 61,641,993.21, 85,065,738.35 and 35,536,386.57

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Solution

The fourth proportional to 61,641,993.21, 85,065,738.35 and 35,536,386.57 is: 49,040,091.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,641,993.21 : 85,065,738.35 = 35,536,386.57 : x
  2. Step 2: Convert to fraction form
    61,641,993.21/85,065,738.35 = 35,536,386.57/x
  3. Step 3: Cross multiply
    61,641,993.21x = 85,065,738.35 × 35,536,386.57
  4. Step 4: Simplify right side
    61,641,993.21x = 3,022,928,961,690,392
  5. Step 5: Solve for x
    x = 3,022,928,961,690,392/61,641,993.21
  6. Step 6: Final answer
    x = 49,040,091.09

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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.