Finding the Third Proportional to 7,461,920 and 15,820,618
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Solution
The third proportional to 7,461,920 and 15,820,618 is: 33,542,567.32
Step by Step Solution
- Step 1: Write the proportion equation
7,461,920 : 15,820,618 = 15,820,618 : x - Step 2: Convert to fraction form
7,461,920/15,820,618 = 15,820,618/x - Step 3: Cross multiply
7,461,920x = 15,820,618 × 15,820,618 - Step 4: Simplify right side
7,461,920x = 250,291,953,901,924 - Step 5: Solve for x
x = 250,291,953,901,924/7,461,920 - Step 6: Final answer
x = 33,542,567.32
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.