Finding the Third Proportional to 7,128,214 and 10,299,041
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Solution
The third proportional to 7,128,214 and 10,299,041 is: 14,880,339.66
Step by Step Solution
- Step 1: Write the proportion equation
7,128,214 : 10,299,041 = 10,299,041 : x - Step 2: Convert to fraction form
7,128,214/10,299,041 = 10,299,041/x - Step 3: Cross multiply
7,128,214x = 10,299,041 × 10,299,041 - Step 4: Simplify right side
7,128,214x = 106,070,245,519,681 - Step 5: Solve for x
x = 106,070,245,519,681/7,128,214 - Step 6: Final answer
x = 14,880,339.66
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Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.