Finding the Fourth Proportional to 36,207,119.98, 49,965,477.07 and 19,687,250.68
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Solution
The fourth proportional to 36,207,119.98, 49,965,477.07 and 19,687,250.68 is: 27,168,216.44
Step by Step Solution
- Step 1: Write the proportion equation
36,207,119.98 : 49,965,477.07 = 19,687,250.68 : x - Step 2: Convert to fraction form
36,207,119.98/49,965,477.07 = 19,687,250.68/x - Step 3: Cross multiply
36,207,119.98x = 49,965,477.07 × 19,687,250.68 - Step 4: Simplify right side
36,207,119.98x = 983,682,872,230,283.25 - Step 5: Solve for x
x = 983,682,872,230,283.25/36,207,119.98 - Step 6: Final answer
x = 27,168,216.44
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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.