Finding the Third Proportional to 7,701,990 and 16,688,283
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Solution
The third proportional to 7,701,990 and 16,688,283 is: 36,159,328.89
Step by Step Solution
- Step 1: Write the proportion equation
7,701,990 : 16,688,283 = 16,688,283 : x - Step 2: Convert to fraction form
7,701,990/16,688,283 = 16,688,283/x - Step 3: Cross multiply
7,701,990x = 16,688,283 × 16,688,283 - Step 4: Simplify right side
7,701,990x = 278,498,789,488,089 - Step 5: Solve for x
x = 278,498,789,488,089/7,701,990 - Step 6: Final answer
x = 36,159,328.89
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.