Home / 9,158,027.31-12,638,102.55-5,028,325.93

Finding the Fourth Proportional to 9,158,027.31, 12,638,102.55 and 5,028,325.93

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Solution

The fourth proportional to 9,158,027.31, 12,638,102.55 and 5,028,325.93 is: 6,939,103.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,158,027.31 : 12,638,102.55 = 5,028,325.93 : x
  2. Step 2: Convert to fraction form
    9,158,027.31/12,638,102.55 = 5,028,325.93/x
  3. Step 3: Cross multiply
    9,158,027.31x = 12,638,102.55 × 5,028,325.93
  4. Step 4: Simplify right side
    9,158,027.31x = 63,548,498,789,759.38
  5. Step 5: Solve for x
    x = 63,548,498,789,759.38/9,158,027.31
  6. Step 6: Final answer
    x = 6,939,103.44

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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.