Finding the Third Proportional to 5,248,648.13 and 7,872,972.19
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Solution
The third proportional to 5,248,648.13 and 7,872,972.19 is: 11,809,458.28
Step by Step Solution
- Step 1: Write the proportion equation
5,248,648.13 : 7,872,972.19 = 7,872,972.19 : x - Step 2: Convert to fraction form
5,248,648.13/7,872,972.19 = 7,872,972.19/x - Step 3: Cross multiply
5,248,648.13x = 7,872,972.19 × 7,872,972.19 - Step 4: Simplify right side
5,248,648.13x = 61,983,691,065,148.53 - Step 5: Solve for x
x = 61,983,691,065,148.53/5,248,648.13 - Step 6: Final answer
x = 11,809,458.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.