Finding the Fourth Proportional to 36,334,413.60, 54,511,243.20 and 15,855,345.60
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Solution
The fourth proportional to 36,334,413.60, 54,511,243.20 and 15,855,345.60 is: 23,787,217.53
Step by Step Solution
- Step 1: Write the proportion equation
36,334,413.60 : 54,511,243.20 = 15,855,345.60 : x - Step 2: Convert to fraction form
36,334,413.60/54,511,243.20 = 15,855,345.60/x - Step 3: Cross multiply
36,334,413.60x = 54,511,243.20 × 15,855,345.60 - Step 4: Simplify right side
36,334,413.60x = 864,294,600,021,650 - Step 5: Solve for x
x = 864,294,600,021,650/36,334,413.60 - Step 6: Final answer
x = 23,787,217.53
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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.