Finding the Fourth Proportional to 61,139,720.52, 84,373,481.79 and 33,262,587.99
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Solution
The fourth proportional to 61,139,720.52, 84,373,481.79 and 33,262,587.99 is: 45,902,734.56
Step by Step Solution
- Step 1: Write the proportion equation
61,139,720.52 : 84,373,481.79 = 33,262,587.99 : x - Step 2: Convert to fraction form
61,139,720.52/84,373,481.79 = 33,262,587.99/x - Step 3: Cross multiply
61,139,720.52x = 84,373,481.79 × 33,262,587.99 - Step 4: Simplify right side
61,139,720.52x = 2,806,480,362,062,538 - Step 5: Solve for x
x = 2,806,480,362,062,538/61,139,720.52 - Step 6: Final answer
x = 45,902,734.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.