Finding the Fourth Proportional to 11,173,867.98, 16,765,057.44 and 3,888,137.13
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Solution
The fourth proportional to 11,173,867.98, 16,765,057.44 and 3,888,137.13 is: 5,833,686.46
Step by Step Solution
- Step 1: Write the proportion equation
11,173,867.98 : 16,765,057.44 = 3,888,137.13 : x - Step 2: Convert to fraction form
11,173,867.98/16,765,057.44 = 3,888,137.13/x - Step 3: Cross multiply
11,173,867.98x = 16,765,057.44 × 3,888,137.13 - Step 4: Simplify right side
11,173,867.98x = 65,184,842,319,046.74 - Step 5: Solve for x
x = 65,184,842,319,046.74/11,173,867.98 - Step 6: Final answer
x = 5,833,686.46
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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.