Finding the Fourth Proportional to 27,903,845.40, 41,853,061.74 and 8,473,239.54
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Solution
The fourth proportional to 27,903,845.40, 41,853,061.74 and 8,473,239.54 is: 12,709,037.50
Step by Step Solution
- Step 1: Write the proportion equation
27,903,845.40 : 41,853,061.74 = 8,473,239.54 : x - Step 2: Convert to fraction form
27,903,845.40/41,853,061.74 = 8,473,239.54/x - Step 3: Cross multiply
27,903,845.40x = 41,853,061.74 × 8,473,239.54 - Step 4: Simplify right side
27,903,845.40x = 354,631,017,605,429.19 - Step 5: Solve for x
x = 354,631,017,605,429.19/27,903,845.40 - Step 6: Final answer
x = 12,709,037.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.