Finding the Fourth Proportional to 8,611,010.09, 12,916,192.04 and 2,134,106.72
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Solution
The fourth proportional to 8,611,010.09, 12,916,192.04 and 2,134,106.72 is: 3,201,080.01
Step by Step Solution
- Step 1: Write the proportion equation
8,611,010.09 : 12,916,192.04 = 2,134,106.72 : x - Step 2: Convert to fraction form
8,611,010.09/12,916,192.04 = 2,134,106.72/x - Step 3: Cross multiply
8,611,010.09x = 12,916,192.04 × 2,134,106.72 - Step 4: Simplify right side
8,611,010.09x = 27,564,532,229,374.51 - Step 5: Solve for x
x = 27,564,532,229,374.51/8,611,010.09 - Step 6: Final answer
x = 3,201,080.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.