Finding the Fourth Proportional to 19,101,036.93, 26,355,344.09 and 11,364,568.17
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Solution
The fourth proportional to 19,101,036.93, 26,355,344.09 and 11,364,568.17 is: 15,680,672.50
Step by Step Solution
- Step 1: Write the proportion equation
19,101,036.93 : 26,355,344.09 = 11,364,568.17 : x - Step 2: Convert to fraction form
19,101,036.93/26,355,344.09 = 11,364,568.17/x - Step 3: Cross multiply
19,101,036.93x = 26,355,344.09 × 11,364,568.17 - Step 4: Simplify right side
19,101,036.93x = 299,517,104,554,611.62 - Step 5: Solve for x
x = 299,517,104,554,611.62/19,101,036.93 - Step 6: Final answer
x = 15,680,672.50
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1.5x scale
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.