Finding the Fourth Proportional to 19,037,286.62, 26,245,426.97 and 13,076,511.50
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Solution
The fourth proportional to 19,037,286.62, 26,245,426.97 and 13,076,511.50 is: 18,027,707.12
Step by Step Solution
- Step 1: Write the proportion equation
19,037,286.62 : 26,245,426.97 = 13,076,511.50 : x - Step 2: Convert to fraction form
19,037,286.62/26,245,426.97 = 13,076,511.50/x - Step 3: Cross multiply
19,037,286.62x = 26,245,426.97 × 13,076,511.50 - Step 4: Simplify right side
19,037,286.62x = 343,198,627,399,005.44 - Step 5: Solve for x
x = 343,198,627,399,005.44/19,037,286.62 - Step 6: Final answer
x = 18,027,707.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.