Finding the Third Proportional to 3,612,872 and 8,430,318.50
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Solution
The third proportional to 3,612,872 and 8,430,318.50 is: 19,671,405.47
Step by Step Solution
- Step 1: Write the proportion equation
3,612,872 : 8,430,318.50 = 8,430,318.50 : x - Step 2: Convert to fraction form
3,612,872/8,430,318.50 = 8,430,318.50/x - Step 3: Cross multiply
3,612,872x = 8,430,318.50 × 8,430,318.50 - Step 4: Simplify right side
3,612,872x = 71,070,270,011,442.25 - Step 5: Solve for x
x = 71,070,270,011,442.25/3,612,872 - Step 6: Final answer
x = 19,671,405.47
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Why These Related Problems?
These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.