Finding the Third Proportional to 19,258,986 and 39,190,574
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Solution
The third proportional to 19,258,986 and 39,190,574 is: 79,749,841.99
Step by Step Solution
- Step 1: Write the proportion equation
19,258,986 : 39,190,574 = 39,190,574 : x - Step 2: Convert to fraction form
19,258,986/39,190,574 = 39,190,574/x - Step 3: Cross multiply
19,258,986x = 39,190,574 × 39,190,574 - Step 4: Simplify right side
19,258,986x = 1,535,901,090,449,476 - Step 5: Solve for x
x = 1,535,901,090,449,476/19,258,986 - Step 6: Final answer
x = 79,749,841.99
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Why These Related Problems?
These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.