Finding the Third Proportional to 7,679,528 and 16,498,718
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Solution
The third proportional to 7,679,528 and 16,498,718 is: 35,445,888.82
Step by Step Solution
- Step 1: Write the proportion equation
7,679,528 : 16,498,718 = 16,498,718 : x - Step 2: Convert to fraction form
7,679,528/16,498,718 = 16,498,718/x - Step 3: Cross multiply
7,679,528x = 16,498,718 × 16,498,718 - Step 4: Simplify right side
7,679,528x = 272,207,695,643,524 - Step 5: Solve for x
x = 272,207,695,643,524/7,679,528 - Step 6: Final answer
x = 35,445,888.82
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.