Finding the Fourth Proportional to 19,925,771.22, 27,497,614.14 and 11,554,763.54
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Solution
The fourth proportional to 19,925,771.22, 27,497,614.14 and 11,554,763.54 is: 15,945,602.60
Step by Step Solution
- Step 1: Write the proportion equation
19,925,771.22 : 27,497,614.14 = 11,554,763.54 : x - Step 2: Convert to fraction form
19,925,771.22/27,497,614.14 = 11,554,763.54/x - Step 3: Cross multiply
19,925,771.22x = 27,497,614.14 × 11,554,763.54 - Step 4: Simplify right side
19,925,771.22x = 317,728,429,301,860.44 - Step 5: Solve for x
x = 317,728,429,301,860.44/19,925,771.22 - Step 6: Final answer
x = 15,945,602.60
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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.