Finding the Fourth Proportional to 19,951,717.50, 29,927,576.25 and 4,805,649
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Solution
The fourth proportional to 19,951,717.50, 29,927,576.25 and 4,805,649 is: 7,208,473.50
Step by Step Solution
- Step 1: Write the proportion equation
19,951,717.50 : 29,927,576.25 = 4,805,649 : x - Step 2: Convert to fraction form
19,951,717.50/29,927,576.25 = 4,805,649/x - Step 3: Cross multiply
19,951,717.50x = 29,927,576.25 × 4,805,649 - Step 4: Simplify right side
19,951,717.50x = 143,821,426,878,236.25 - Step 5: Solve for x
x = 143,821,426,878,236.25/19,951,717.50 - Step 6: Final answer
x = 7,208,473.50
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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.