Finding the Fourth Proportional to 19,348,144.14, 26,699,638.26 and 10,527,631.74
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Solution
The fourth proportional to 19,348,144.14, 26,699,638.26 and 10,527,631.74 is: 14,527,696.15
Step by Step Solution
- Step 1: Write the proportion equation
19,348,144.14 : 26,699,638.26 = 10,527,631.74 : x - Step 2: Convert to fraction form
19,348,144.14/26,699,638.26 = 10,527,631.74/x - Step 3: Cross multiply
19,348,144.14x = 26,699,638.26 × 10,527,631.74 - Step 4: Simplify right side
19,348,144.14x = 281,083,959,192,494.41 - Step 5: Solve for x
x = 281,083,959,192,494.41/19,348,144.14 - Step 6: Final answer
x = 14,527,696.15
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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.