Finding the Third Proportional to 4,128,230.25 and 8,787,901.50
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Solution
The third proportional to 4,128,230.25 and 8,787,901.50 is: 18,707,099.19
Step by Step Solution
- Step 1: Write the proportion equation
4,128,230.25 : 8,787,901.50 = 8,787,901.50 : x - Step 2: Convert to fraction form
4,128,230.25/8,787,901.50 = 8,787,901.50/x - Step 3: Cross multiply
4,128,230.25x = 8,787,901.50 × 8,787,901.50 - Step 4: Simplify right side
4,128,230.25x = 77,227,212,773,702.25 - Step 5: Solve for x
x = 77,227,212,773,702.25/4,128,230.25 - Step 6: Final answer
x = 18,707,099.19
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.