Finding the Fourth Proportional to 26,385,120.23, 36,413,647.39 and 14,628,077.98
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Solution
The fourth proportional to 26,385,120.23, 36,413,647.39 and 14,628,077.98 is: 20,187,957.03
Step by Step Solution
- Step 1: Write the proportion equation
26,385,120.23 : 36,413,647.39 = 14,628,077.98 : x - Step 2: Convert to fraction form
26,385,120.23/36,413,647.39 = 14,628,077.98/x - Step 3: Cross multiply
26,385,120.23x = 36,413,647.39 × 14,628,077.98 - Step 4: Simplify right side
26,385,120.23x = 532,661,673,558,280.25 - Step 5: Solve for x
x = 532,661,673,558,280.25/26,385,120.23 - Step 6: Final answer
x = 20,187,957.03
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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.