Finding the Fourth Proportional to 23,117,979.26, 34,628,713.62 and 13,866,612.14
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Solution
The fourth proportional to 23,117,979.26, 34,628,713.62 and 13,866,612.14 is: 20,770,973.76
Step by Step Solution
- Step 1: Write the proportion equation
23,117,979.26 : 34,628,713.62 = 13,866,612.14 : x - Step 2: Convert to fraction form
23,117,979.26/34,628,713.62 = 13,866,612.14/x - Step 3: Cross multiply
23,117,979.26x = 34,628,713.62 × 13,866,612.14 - Step 4: Simplify right side
23,117,979.26x = 480,182,940,675,675.31 - Step 5: Solve for x
x = 480,182,940,675,675.31/23,117,979.26 - Step 6: Final answer
x = 20,770,973.76
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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.