Finding the Third Proportional to 3,135,780 and 6,869,421
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Solution
The third proportional to 3,135,780 and 6,869,421 is: 15,048,550.88
Step by Step Solution
- Step 1: Write the proportion equation
3,135,780 : 6,869,421 = 6,869,421 : x - Step 2: Convert to fraction form
3,135,780/6,869,421 = 6,869,421/x - Step 3: Cross multiply
3,135,780x = 6,869,421 × 6,869,421 - Step 4: Simplify right side
3,135,780x = 47,188,944,875,241 - Step 5: Solve for x
x = 47,188,944,875,241/3,135,780 - Step 6: Final answer
x = 15,048,550.88
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.