Finding the Fourth Proportional to 11,644,959.98, 16,070,110.65 and 6,753,086.58
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Solution
The fourth proportional to 11,644,959.98, 16,070,110.65 and 6,753,086.58 is: 9,319,297.68
Step by Step Solution
- Step 1: Write the proportion equation
11,644,959.98 : 16,070,110.65 = 6,753,086.58 : x - Step 2: Convert to fraction form
11,644,959.98/16,070,110.65 = 6,753,086.58/x - Step 3: Cross multiply
11,644,959.98x = 16,070,110.65 × 6,753,086.58 - Step 4: Simplify right side
11,644,959.98x = 108,522,848,569,630.08 - Step 5: Solve for x
x = 108,522,848,569,630.08/11,644,959.98 - Step 6: Final answer
x = 9,319,297.68
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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.