Finding the Fourth Proportional to 10,644,504.07, 14,689,413.34 and 5,749,726.21
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Solution
The fourth proportional to 10,644,504.07, 14,689,413.34 and 5,749,726.21 is: 7,934,620.94
Step by Step Solution
- Step 1: Write the proportion equation
10,644,504.07 : 14,689,413.34 = 5,749,726.21 : x - Step 2: Convert to fraction form
10,644,504.07/14,689,413.34 = 5,749,726.21/x - Step 3: Cross multiply
10,644,504.07x = 14,689,413.34 × 5,749,726.21 - Step 4: Simplify right side
10,644,504.07x = 84,460,104,890,521.64 - Step 5: Solve for x
x = 84,460,104,890,521.64/10,644,504.07 - Step 6: Final answer
x = 7,934,620.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.