Finding the Third Proportional to 7,829,561 and 11,978,354
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Solution
The third proportional to 7,829,561 and 11,978,354 is: 18,325,543.99
Step by Step Solution
- Step 1: Write the proportion equation
7,829,561 : 11,978,354 = 11,978,354 : x - Step 2: Convert to fraction form
7,829,561/11,978,354 = 11,978,354/x - Step 3: Cross multiply
7,829,561x = 11,978,354 × 11,978,354 - Step 4: Simplify right side
7,829,561x = 143,480,964,549,316 - Step 5: Solve for x
x = 143,480,964,549,316/7,829,561 - Step 6: Final answer
x = 18,325,543.99
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.