Finding the Fourth Proportional to 22,207,413.45, 33,311,120.18 and 15,750,405.30
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Solution
The fourth proportional to 22,207,413.45, 33,311,120.18 and 15,750,405.30 is: 23,625,607.95
Step by Step Solution
- Step 1: Write the proportion equation
22,207,413.45 : 33,311,120.18 = 15,750,405.30 : x - Step 2: Convert to fraction form
22,207,413.45/33,311,120.18 = 15,750,405.30/x - Step 3: Cross multiply
22,207,413.45x = 33,311,120.18 × 15,750,405.30 - Step 4: Simplify right side
22,207,413.45x = 524,663,643,753,256.94 - Step 5: Solve for x
x = 524,663,643,753,256.94/22,207,413.45 - Step 6: Final answer
x = 23,625,607.95
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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.