Finding the Fourth Proportional to 39,371,942.26, 54,338,187.45 and 22,848,518.98
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Solution
The fourth proportional to 39,371,942.26, 54,338,187.45 and 22,848,518.98 is: 31,533,803.92
Step by Step Solution
- Step 1: Write the proportion equation
39,371,942.26 : 54,338,187.45 = 22,848,518.98 : x - Step 2: Convert to fraction form
39,371,942.26/54,338,187.45 = 22,848,518.98/x - Step 3: Cross multiply
39,371,942.26x = 54,338,187.45 × 22,848,518.98 - Step 4: Simplify right side
39,371,942.26x = 1,241,547,107,290,123 - Step 5: Solve for x
x = 1,241,547,107,290,123/39,371,942.26 - Step 6: Final answer
x = 31,533,803.92
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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.