Finding the Third Proportional to 19,398,375 and 30,430,188
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Solution
The third proportional to 19,398,375 and 30,430,188 is: 47,735,768.68
Step by Step Solution
- Step 1: Write the proportion equation
19,398,375 : 30,430,188 = 30,430,188 : x - Step 2: Convert to fraction form
19,398,375/30,430,188 = 30,430,188/x - Step 3: Cross multiply
19,398,375x = 30,430,188 × 30,430,188 - Step 4: Simplify right side
19,398,375x = 925,996,341,715,344 - Step 5: Solve for x
x = 925,996,341,715,344/19,398,375 - Step 6: Final answer
x = 47,735,768.68
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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.