Finding the Third Proportional to 10,242,811.13 and 15,431,878.69
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Solution
The third proportional to 10,242,811.13 and 15,431,878.69 is: 23,249,757.99
Step by Step Solution
- Step 1: Write the proportion equation
10,242,811.13 : 15,431,878.69 = 15,431,878.69 : x - Step 2: Convert to fraction form
10,242,811.13/15,431,878.69 = 15,431,878.69/x - Step 3: Cross multiply
10,242,811.13x = 15,431,878.69 × 15,431,878.69 - Step 4: Simplify right side
10,242,811.13x = 238,142,879,825,716.72 - Step 5: Solve for x
x = 238,142,879,825,716.72/10,242,811.13 - Step 6: Final answer
x = 23,249,757.99
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.