Finding the Third Proportional to 7,778,119 and 11,203,891.50
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Solution
The third proportional to 7,778,119 and 11,203,891.50 is: 16,138,501.45
Step by Step Solution
- Step 1: Write the proportion equation
7,778,119 : 11,203,891.50 = 11,203,891.50 : x - Step 2: Convert to fraction form
7,778,119/11,203,891.50 = 11,203,891.50/x - Step 3: Cross multiply
7,778,119x = 11,203,891.50 × 11,203,891.50 - Step 4: Simplify right side
7,778,119x = 125,527,184,743,772.25 - Step 5: Solve for x
x = 125,527,184,743,772.25/7,778,119 - Step 6: Final answer
x = 16,138,501.45
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Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.