Finding the Fourth Proportional to 8,490,078.44, 12,737,110.56 and 2,810,302.75
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Solution
The fourth proportional to 8,490,078.44, 12,737,110.56 and 2,810,302.75 is: 4,216,113.80
Step by Step Solution
- Step 1: Write the proportion equation
8,490,078.44 : 12,737,110.56 = 2,810,302.75 : x - Step 2: Convert to fraction form
8,490,078.44/12,737,110.56 = 2,810,302.75/x - Step 3: Cross multiply
8,490,078.44x = 12,737,110.56 × 2,810,302.75 - Step 4: Simplify right side
8,490,078.44x = 35,795,136,833,822.04 - Step 5: Solve for x
x = 35,795,136,833,822.04/8,490,078.44 - Step 6: Final answer
x = 4,216,113.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.