Home / 12,546,563.12-18,820,967.34-4,870,027.88

Finding the Fourth Proportional to 12,546,563.12, 18,820,967.34 and 4,870,027.88

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Solution

The fourth proportional to 12,546,563.12, 18,820,967.34 and 4,870,027.88 is: 7,305,477.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,546,563.12 : 18,820,967.34 = 4,870,027.88 : x
  2. Step 2: Convert to fraction form
    12,546,563.12/18,820,967.34 = 4,870,027.88/x
  3. Step 3: Cross multiply
    12,546,563.12x = 18,820,967.34 × 4,870,027.88
  4. Step 4: Simplify right side
    12,546,563.12x = 91,658,635,674,369.44
  5. Step 5: Solve for x
    x = 91,658,635,674,369.44/12,546,563.12
  6. Step 6: Final answer
    x = 7,305,477.59

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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.