Finding the Fourth Proportional to 11,305,790.40, 16,952,848.80 and 3,326,577.60
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Solution
The fourth proportional to 11,305,790.40, 16,952,848.80 and 3,326,577.60 is: 4,988,149.00
Step by Step Solution
- Step 1: Write the proportion equation
11,305,790.40 : 16,952,848.80 = 3,326,577.60 : x - Step 2: Convert to fraction form
11,305,790.40/16,952,848.80 = 3,326,577.60/x - Step 3: Cross multiply
11,305,790.40x = 16,952,848.80 × 3,326,577.60 - Step 4: Simplify right side
11,305,790.40x = 56,394,967,074,266.88 - Step 5: Solve for x
x = 56,394,967,074,266.88/11,305,790.40 - Step 6: Final answer
x = 4,988,149.00
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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.