Finding the Fourth Proportional to 53,013,248.88, 79,511,015.16 and 14,678,638.08
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Solution
The fourth proportional to 53,013,248.88, 79,511,015.16 and 14,678,638.08 is: 22,015,504.42
Step by Step Solution
- Step 1: Write the proportion equation
53,013,248.88 : 79,511,015.16 = 14,678,638.08 : x - Step 2: Convert to fraction form
53,013,248.88/79,511,015.16 = 14,678,638.08/x - Step 3: Cross multiply
53,013,248.88x = 79,511,015.16 × 14,678,638.08 - Step 4: Simplify right side
53,013,248.88x = 1,167,113,414,907,033.25 - Step 5: Solve for x
x = 1,167,113,414,907,033.25/53,013,248.88 - Step 6: Final answer
x = 22,015,504.42
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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.