Finding the Fourth Proportional to 19,841,319.36, 29,754,326.97 and 7,709,185.53
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Solution
The fourth proportional to 19,841,319.36, 29,754,326.97 and 7,709,185.53 is: 11,560,805.14
Step by Step Solution
- Step 1: Write the proportion equation
19,841,319.36 : 29,754,326.97 = 7,709,185.53 : x - Step 2: Convert to fraction form
19,841,319.36/29,754,326.97 = 7,709,185.53/x - Step 3: Cross multiply
19,841,319.36x = 29,754,326.97 × 7,709,185.53 - Step 4: Simplify right side
19,841,319.36x = 229,381,626,932,012.75 - Step 5: Solve for x
x = 229,381,626,932,012.75/19,841,319.36 - Step 6: Final answer
x = 11,560,805.14
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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.