Finding the Third Proportional to 4,921,860.38 and 7,703,368.13
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Solution
The third proportional to 4,921,860.38 and 7,703,368.13 is: 12,056,798.84
Step by Step Solution
- Step 1: Write the proportion equation
4,921,860.38 : 7,703,368.13 = 7,703,368.13 : x - Step 2: Convert to fraction form
4,921,860.38/7,703,368.13 = 7,703,368.13/x - Step 3: Cross multiply
4,921,860.38x = 7,703,368.13 × 7,703,368.13 - Step 4: Simplify right side
4,921,860.38x = 59,341,880,469,266.02 - Step 5: Solve for x
x = 59,341,880,469,266.02/4,921,860.38 - Step 6: Final answer
x = 12,056,798.84
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.