Finding the Fourth Proportional to 61,220,062.20, 84,483,685.87 and 33,717,990.45
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Solution
The fourth proportional to 61,220,062.20, 84,483,685.87 and 33,717,990.45 is: 46,530,826.84
Step by Step Solution
- Step 1: Write the proportion equation
61,220,062.20 : 84,483,685.87 = 33,717,990.45 : x - Step 2: Convert to fraction form
61,220,062.20/84,483,685.87 = 33,717,990.45/x - Step 3: Cross multiply
61,220,062.20x = 84,483,685.87 × 33,717,990.45 - Step 4: Simplify right side
61,220,062.20x = 2,848,620,113,577,979 - Step 5: Solve for x
x = 2,848,620,113,577,979/61,220,062.20 - Step 6: Final answer
x = 46,530,826.84
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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.