Finding the Fourth Proportional to 26,976,084.96, 40,422,759.12 and 18,329,172.96
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Solution
The fourth proportional to 26,976,084.96, 40,422,759.12 and 18,329,172.96 is: 27,465,651.32
Step by Step Solution
- Step 1: Write the proportion equation
26,976,084.96 : 40,422,759.12 = 18,329,172.96 : x - Step 2: Convert to fraction form
26,976,084.96/40,422,759.12 = 18,329,172.96/x - Step 3: Cross multiply
26,976,084.96x = 40,422,759.12 × 18,329,172.96 - Step 4: Simplify right side
26,976,084.96x = 740,915,743,430,897.38 - Step 5: Solve for x
x = 740,915,743,430,897.38/26,976,084.96 - Step 6: Final answer
x = 27,465,651.32
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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.