Finding the Third Proportional to 7,841,807 and 16,986,372
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Solution
The third proportional to 7,841,807 and 16,986,372 is: 36,794,686.95
Step by Step Solution
- Step 1: Write the proportion equation
7,841,807 : 16,986,372 = 16,986,372 : x - Step 2: Convert to fraction form
7,841,807/16,986,372 = 16,986,372/x - Step 3: Cross multiply
7,841,807x = 16,986,372 × 16,986,372 - Step 4: Simplify right side
7,841,807x = 288,536,833,722,384 - Step 5: Solve for x
x = 288,536,833,722,384/7,841,807 - Step 6: Final answer
x = 36,794,686.95
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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.