Finding the Third Proportional to 10,872,438 and 15,208,445
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Solution
The third proportional to 10,872,438 and 15,208,445 is: 21,273,682.99
Step by Step Solution
- Step 1: Write the proportion equation
10,872,438 : 15,208,445 = 15,208,445 : x - Step 2: Convert to fraction form
10,872,438/15,208,445 = 15,208,445/x - Step 3: Cross multiply
10,872,438x = 15,208,445 × 15,208,445 - Step 4: Simplify right side
10,872,438x = 231,296,799,318,025 - Step 5: Solve for x
x = 231,296,799,318,025/10,872,438 - Step 6: Final answer
x = 21,273,682.99
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.