Finding the Fourth Proportional to 11,670,690.24, 16,106,364 and 6,515,058.24
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Solution
The fourth proportional to 11,670,690.24, 16,106,364 and 6,515,058.24 is: 8,991,233.37
Step by Step Solution
- Step 1: Write the proportion equation
11,670,690.24 : 16,106,364 = 6,515,058.24 : x - Step 2: Convert to fraction form
11,670,690.24/16,106,364 = 6,515,058.24/x - Step 3: Cross multiply
11,670,690.24x = 16,106,364 × 6,515,058.24 - Step 4: Simplify right side
11,670,690.24x = 104,933,899,494,639.36 - Step 5: Solve for x
x = 104,933,899,494,639.36/11,670,690.24 - Step 6: Final answer
x = 8,991,233.37
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1.5x scale
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.