Finding the Fourth Proportional to 15,564,841.24, 23,361,429.68 and 8,284,413.23
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Solution
The fourth proportional to 15,564,841.24, 23,361,429.68 and 8,284,413.23 is: 12,434,160.70
Step by Step Solution
- Step 1: Write the proportion equation
15,564,841.24 : 23,361,429.68 = 8,284,413.23 : x - Step 2: Convert to fraction form
15,564,841.24/23,361,429.68 = 8,284,413.23/x - Step 3: Cross multiply
15,564,841.24x = 23,361,429.68 × 8,284,413.23 - Step 4: Simplify right side
15,564,841.24x = 193,535,737,251,157.22 - Step 5: Solve for x
x = 193,535,737,251,157.22/15,564,841.24 - Step 6: Final answer
x = 12,434,160.70
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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.