Finding the Third Proportional to 6,430,840 and 14,157,068
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Solution
The third proportional to 6,430,840 and 14,157,068 is: 31,165,846.82
Step by Step Solution
- Step 1: Write the proportion equation
6,430,840 : 14,157,068 = 14,157,068 : x - Step 2: Convert to fraction form
6,430,840/14,157,068 = 14,157,068/x - Step 3: Cross multiply
6,430,840x = 14,157,068 × 14,157,068 - Step 4: Simplify right side
6,430,840x = 200,422,574,356,624 - Step 5: Solve for x
x = 200,422,574,356,624/6,430,840 - Step 6: Final answer
x = 31,165,846.82
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.