Finding the Fourth Proportional to 19,159,225.24, 28,743,413.55 and 6,379,840.66
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Solution
The fourth proportional to 19,159,225.24, 28,743,413.55 and 6,379,840.66 is: 9,571,284.65
Step by Step Solution
- Step 1: Write the proportion equation
19,159,225.24 : 28,743,413.55 = 6,379,840.66 : x - Step 2: Convert to fraction form
19,159,225.24/28,743,413.55 = 6,379,840.66/x - Step 3: Cross multiply
19,159,225.24x = 28,743,413.55 × 6,379,840.66 - Step 4: Simplify right side
19,159,225.24x = 183,378,398,473,484.94 - Step 5: Solve for x
x = 183,378,398,473,484.94/19,159,225.24 - Step 6: Final answer
x = 9,571,284.65
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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.