Finding the Third Proportional to 7,139,749 and 15,696,674
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Solution
The third proportional to 7,139,749 and 15,696,674 is: 34,508,996.70
Step by Step Solution
- Step 1: Write the proportion equation
7,139,749 : 15,696,674 = 15,696,674 : x - Step 2: Convert to fraction form
7,139,749/15,696,674 = 15,696,674/x - Step 3: Cross multiply
7,139,749x = 15,696,674 × 15,696,674 - Step 4: Simplify right side
7,139,749x = 246,385,574,662,276 - Step 5: Solve for x
x = 246,385,574,662,276/7,139,749 - Step 6: Final answer
x = 34,508,996.70
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.