Home / 9,158,027.43-12,638,102.72-5,028,326.06

Finding the Fourth Proportional to 9,158,027.43, 12,638,102.72 and 5,028,326.06

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Solution

The fourth proportional to 9,158,027.43, 12,638,102.72 and 5,028,326.06 is: 6,939,103.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,158,027.43 : 12,638,102.72 = 5,028,326.06 : x
  2. Step 2: Convert to fraction form
    9,158,027.43/12,638,102.72 = 5,028,326.06/x
  3. Step 3: Cross multiply
    9,158,027.43x = 12,638,102.72 × 5,028,326.06
  4. Step 4: Simplify right side
    9,158,027.43x = 63,548,501,229,009.62
  5. Step 5: Solve for x
    x = 63,548,501,229,009.62/9,158,027.43
  6. Step 6: Final answer
    x = 6,939,103.61

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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.