Finding the Third Proportional to 7,749,278 and 10,637,661
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Solution
The third proportional to 7,749,278 and 10,637,661 is: 14,602,628.99
Step by Step Solution
- Step 1: Write the proportion equation
7,749,278 : 10,637,661 = 10,637,661 : x - Step 2: Convert to fraction form
7,749,278/10,637,661 = 10,637,661/x - Step 3: Cross multiply
7,749,278x = 10,637,661 × 10,637,661 - Step 4: Simplify right side
7,749,278x = 113,159,831,550,921 - Step 5: Solve for x
x = 113,159,831,550,921/7,749,278 - Step 6: Final answer
x = 14,602,628.99
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.