Finding the Fourth Proportional to 8,012,069.19, 12,018,118.84 and 1,946,806.07
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Solution
The fourth proportional to 8,012,069.19, 12,018,118.84 and 1,946,806.07 is: 2,920,212.76
Step by Step Solution
- Step 1: Write the proportion equation
8,012,069.19 : 12,018,118.84 = 1,946,806.07 : x - Step 2: Convert to fraction form
8,012,069.19/12,018,118.84 = 1,946,806.07/x - Step 3: Cross multiply
8,012,069.19x = 12,018,118.84 × 1,946,806.07 - Step 4: Simplify right side
8,012,069.19x = 23,396,946,642,735.75 - Step 5: Solve for x
x = 23,396,946,642,735.75/8,012,069.19 - Step 6: Final answer
x = 2,920,212.76
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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.