Finding the Fourth Proportional to 36,073,101.57, 49,779,546.49 and 19,552,871.43
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Solution
The fourth proportional to 36,073,101.57, 49,779,546.49 and 19,552,871.43 is: 26,982,239.68
Step by Step Solution
- Step 1: Write the proportion equation
36,073,101.57 : 49,779,546.49 = 19,552,871.43 : x - Step 2: Convert to fraction form
36,073,101.57/49,779,546.49 = 19,552,871.43/x - Step 3: Cross multiply
36,073,101.57x = 49,779,546.49 × 19,552,871.43 - Step 4: Simplify right side
36,073,101.57x = 973,333,072,652,121.38 - Step 5: Solve for x
x = 973,333,072,652,121.38/36,073,101.57 - Step 6: Final answer
x = 26,982,239.68
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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.