Finding the Third Proportional to 7,293,742 and 15,871,819
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Solution
The third proportional to 7,293,742 and 15,871,819 is: 34,538,463.02
Step by Step Solution
- Step 1: Write the proportion equation
7,293,742 : 15,871,819 = 15,871,819 : x - Step 2: Convert to fraction form
7,293,742/15,871,819 = 15,871,819/x - Step 3: Cross multiply
7,293,742x = 15,871,819 × 15,871,819 - Step 4: Simplify right side
7,293,742x = 251,914,638,368,761 - Step 5: Solve for x
x = 251,914,638,368,761/7,293,742 - Step 6: Final answer
x = 34,538,463.02
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.