Finding the Fourth Proportional to 36,036,624.80, 49,730,295.77 and 19,516,369.43
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Solution
The fourth proportional to 36,036,624.80, 49,730,295.77 and 19,516,369.43 is: 26,932,456.34
Step by Step Solution
- Step 1: Write the proportion equation
36,036,624.80 : 49,730,295.77 = 19,516,369.43 : x - Step 2: Convert to fraction form
36,036,624.80/49,730,295.77 = 19,516,369.43/x - Step 3: Cross multiply
36,036,624.80x = 49,730,295.77 × 19,516,369.43 - Step 4: Simplify right side
36,036,624.80x = 970,554,824,137,230.25 - Step 5: Solve for x
x = 970,554,824,137,230.25/36,036,624.80 - Step 6: Final answer
x = 26,932,456.34
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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.