Finding the Fourth Proportional to 19,283,103.19, 26,610,609.40 and 10,581,421.42
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Solution
The fourth proportional to 19,283,103.19, 26,610,609.40 and 10,581,421.42 is: 14,602,321.50
Step by Step Solution
- Step 1: Write the proportion equation
19,283,103.19 : 26,610,609.40 = 10,581,421.42 : x - Step 2: Convert to fraction form
19,283,103.19/26,610,609.40 = 10,581,421.42/x - Step 3: Cross multiply
19,283,103.19x = 26,610,609.40 × 10,581,421.42 - Step 4: Simplify right side
19,283,103.19x = 281,578,072,304,413.31 - Step 5: Solve for x
x = 281,578,072,304,413.31/19,283,103.19 - Step 6: Final answer
x = 14,602,321.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.