Finding the Third Proportional to 7,970,418 and 16,507,972
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Solution
The third proportional to 7,970,418 and 16,507,972 is: 34,190,570.63
Step by Step Solution
- Step 1: Write the proportion equation
7,970,418 : 16,507,972 = 16,507,972 : x - Step 2: Convert to fraction form
7,970,418/16,507,972 = 16,507,972/x - Step 3: Cross multiply
7,970,418x = 16,507,972 × 16,507,972 - Step 4: Simplify right side
7,970,418x = 272,513,139,552,784 - Step 5: Solve for x
x = 272,513,139,552,784/7,970,418 - Step 6: Final answer
x = 34,190,570.63
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.