Finding the Fourth Proportional to 81,938,115.24, 113,073,279.30 and 44,767,597.14
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Solution
The fourth proportional to 81,938,115.24, 113,073,279.30 and 44,767,597.14 is: 61,778,563.01
Step by Step Solution
- Step 1: Write the proportion equation
81,938,115.24 : 113,073,279.30 = 44,767,597.14 : x - Step 2: Convert to fraction form
81,938,115.24/113,073,279.30 = 44,767,597.14/x - Step 3: Cross multiply
81,938,115.24x = 113,073,279.30 × 44,767,597.14 - Step 4: Simplify right side
81,938,115.24x = 5,062,019,015,001,101 - Step 5: Solve for x
x = 5,062,019,015,001,101/81,938,115.24 - Step 6: Final answer
x = 61,778,563.01
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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.