Home / 57,905,731.60-86,855,832.60-19,563,485.20

Finding the Fourth Proportional to 57,905,731.60, 86,855,832.60 and 19,563,485.20

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Solution

The fourth proportional to 57,905,731.60, 86,855,832.60 and 19,563,485.20 is: 29,344,293.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,905,731.60 : 86,855,832.60 = 19,563,485.20 : x
  2. Step 2: Convert to fraction form
    57,905,731.60/86,855,832.60 = 19,563,485.20/x
  3. Step 3: Cross multiply
    57,905,731.60x = 86,855,832.60 × 19,563,485.20
  4. Step 4: Simplify right side
    57,905,731.60x = 1,699,202,795,603,777.25
  5. Step 5: Solve for x
    x = 1,699,202,795,603,777.25/57,905,731.60
  6. Step 6: Final answer
    x = 29,344,293.71

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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.