Finding the Fourth Proportional to 16,128,413.60, 24,192,620.40 and 11,019,063.20
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Solution
The fourth proportional to 16,128,413.60, 24,192,620.40 and 11,019,063.20 is: 16,528,594.80
Step by Step Solution
- Step 1: Write the proportion equation
16,128,413.60 : 24,192,620.40 = 11,019,063.20 : x - Step 2: Convert to fraction form
16,128,413.60/24,192,620.40 = 11,019,063.20/x - Step 3: Cross multiply
16,128,413.60x = 24,192,620.40 × 11,019,063.20 - Step 4: Simplify right side
16,128,413.60x = 266,580,013,161,209.25 - Step 5: Solve for x
x = 266,580,013,161,209.25/16,128,413.60 - Step 6: Final answer
x = 16,528,594.80
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1.5x scale
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.