Home / 57,196,839.87-85,767,360.97-20,296,235.25

Finding the Fourth Proportional to 57,196,839.87, 85,767,360.97 and 20,296,235.25

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Solution

The fourth proportional to 57,196,839.87, 85,767,360.97 and 20,296,235.25 is: 30,434,453.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,196,839.87 : 85,767,360.97 = 20,296,235.25 : x
  2. Step 2: Convert to fraction form
    57,196,839.87/85,767,360.97 = 20,296,235.25/x
  3. Step 3: Cross multiply
    57,196,839.87x = 85,767,360.97 × 20,296,235.25
  4. Step 4: Simplify right side
    57,196,839.87x = 1,740,754,535,018,788.25
  5. Step 5: Solve for x
    x = 1,740,754,535,018,788.25/57,196,839.87
  6. Step 6: Final answer
    x = 30,434,453.00

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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.