Finding the Fourth Proportional to 19,263,413.44, 28,895,646.12 and 5,616,230.01
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Solution
The fourth proportional to 19,263,413.44, 28,895,646.12 and 5,616,230.01 is: 8,424,498.36
Step by Step Solution
- Step 1: Write the proportion equation
19,263,413.44 : 28,895,646.12 = 5,616,230.01 : x - Step 2: Convert to fraction form
19,263,413.44/28,895,646.12 = 5,616,230.01/x - Step 3: Cross multiply
19,263,413.44x = 28,895,646.12 × 5,616,230.01 - Step 4: Simplify right side
19,263,413.44x = 162,284,594,897,484.06 - Step 5: Solve for x
x = 162,284,594,897,484.06/19,263,413.44 - Step 6: Final answer
x = 8,424,498.36
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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.