Finding the Third Proportional to 7,139,703 and 15,696,579
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Solution
The third proportional to 7,139,703 and 15,696,579 is: 34,508,801.32
Step by Step Solution
- Step 1: Write the proportion equation
7,139,703 : 15,696,579 = 15,696,579 : x - Step 2: Convert to fraction form
7,139,703/15,696,579 = 15,696,579/x - Step 3: Cross multiply
7,139,703x = 15,696,579 × 15,696,579 - Step 4: Simplify right side
7,139,703x = 246,382,592,303,241 - Step 5: Solve for x
x = 246,382,592,303,241/7,139,703 - Step 6: Final answer
x = 34,508,801.32
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.