Finding the Fourth Proportional to 19,057,258.29, 28,511,057.82 and 14,706,437.74
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Solution
The fourth proportional to 19,057,258.29, 28,511,057.82 and 14,706,437.74 is: 22,001,910.79
Step by Step Solution
- Step 1: Write the proportion equation
19,057,258.29 : 28,511,057.82 = 14,706,437.74 : x - Step 2: Convert to fraction form
19,057,258.29/28,511,057.82 = 14,706,437.74/x - Step 3: Cross multiply
19,057,258.29x = 28,511,057.82 × 14,706,437.74 - Step 4: Simplify right side
19,057,258.29x = 419,296,096,731,370.12 - Step 5: Solve for x
x = 419,296,096,731,370.12/19,057,258.29 - Step 6: Final answer
x = 22,001,910.79
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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.