Finding the Fourth Proportional to 14,611,724.97, 21,911,108.41 and 7,787,026.13
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Solution
The fourth proportional to 14,611,724.97, 21,911,108.41 and 7,787,026.13 is: 11,677,086.31
Step by Step Solution
- Step 1: Write the proportion equation
14,611,724.97 : 21,911,108.41 = 7,787,026.13 : x - Step 2: Convert to fraction form
14,611,724.97/21,911,108.41 = 7,787,026.13/x - Step 3: Cross multiply
14,611,724.97x = 21,911,108.41 × 7,787,026.13 - Step 4: Simplify right side
14,611,724.97x = 170,622,373,626,111 - Step 5: Solve for x
x = 170,622,373,626,111/14,611,724.97 - Step 6: Final answer
x = 11,677,086.31
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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.