Finding the Fourth Proportional to 8,281,413.76, 12,423,374.52 and 2,601,104.08
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Solution
The fourth proportional to 8,281,413.76, 12,423,374.52 and 2,601,104.08 is: 3,902,049.95
Step by Step Solution
- Step 1: Write the proportion equation
8,281,413.76 : 12,423,374.52 = 2,601,104.08 : x - Step 2: Convert to fraction form
8,281,413.76/12,423,374.52 = 2,601,104.08/x - Step 3: Cross multiply
8,281,413.76x = 12,423,374.52 × 2,601,104.08 - Step 4: Simplify right side
8,281,413.76x = 32,314,490,151,340.04 - Step 5: Solve for x
x = 32,314,490,151,340.04/8,281,413.76 - Step 6: Final answer
x = 3,902,049.95
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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.