Home / 12,695,856.30-17,525,642.73-8,571,471.96

Finding the Fourth Proportional to 12,695,856.30, 17,525,642.73 and 8,571,471.96

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Solution

The fourth proportional to 12,695,856.30, 17,525,642.73 and 8,571,471.96 is: 11,832,250.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,695,856.30 : 17,525,642.73 = 8,571,471.96 : x
  2. Step 2: Convert to fraction form
    12,695,856.30/17,525,642.73 = 8,571,471.96/x
  3. Step 3: Cross multiply
    12,695,856.30x = 17,525,642.73 × 8,571,471.96
  4. Step 4: Simplify right side
    12,695,856.30x = 150,220,555,241,172.88
  5. Step 5: Solve for x
    x = 150,220,555,241,172.88/12,695,856.30
  6. Step 6: Final answer
    x = 11,832,250.75

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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.