Finding the Third Proportional to 8,316,891 and 18,201,618
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Solution
The third proportional to 8,316,891 and 18,201,618 is: 39,834,464.32
Step by Step Solution
- Step 1: Write the proportion equation
8,316,891 : 18,201,618 = 18,201,618 : x - Step 2: Convert to fraction form
8,316,891/18,201,618 = 18,201,618/x - Step 3: Cross multiply
8,316,891x = 18,201,618 × 18,201,618 - Step 4: Simplify right side
8,316,891x = 331,298,897,817,924 - Step 5: Solve for x
x = 331,298,897,817,924/8,316,891 - Step 6: Final answer
x = 39,834,464.32
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.