Finding the Fourth Proportional to 12,062,559.48, 18,102,809.88 and 4,874,155.08
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Solution
The fourth proportional to 12,062,559.48, 18,102,809.88 and 4,874,155.08 is: 7,314,857.42
Step by Step Solution
- Step 1: Write the proportion equation
12,062,559.48 : 18,102,809.88 = 4,874,155.08 : x - Step 2: Convert to fraction form
12,062,559.48/18,102,809.88 = 4,874,155.08/x - Step 3: Cross multiply
12,062,559.48x = 18,102,809.88 × 4,874,155.08 - Step 4: Simplify right side
12,062,559.48x = 88,235,902,738,876.19 - Step 5: Solve for x
x = 88,235,902,738,876.19/12,062,559.48 - Step 6: Final answer
x = 7,314,857.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.