Home / 12,695,861.55-17,525,649.98-8,571,477.21

Finding the Fourth Proportional to 12,695,861.55, 17,525,649.98 and 8,571,477.21

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Solution

The fourth proportional to 12,695,861.55, 17,525,649.98 and 8,571,477.21 is: 11,832,258.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,695,861.55 : 17,525,649.98 = 8,571,477.21 : x
  2. Step 2: Convert to fraction form
    12,695,861.55/17,525,649.98 = 8,571,477.21/x
  3. Step 3: Cross multiply
    12,695,861.55x = 17,525,649.98 × 8,571,477.21
  4. Step 4: Simplify right side
    12,695,861.55x = 150,220,709,351,149.59
  5. Step 5: Solve for x
    x = 150,220,709,351,149.59/12,695,861.55
  6. Step 6: Final answer
    x = 11,832,258.00

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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.