Finding the Fourth Proportional to 8,469,276.13, 12,703,889.06 and 2,404,012.99
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Solution
The fourth proportional to 8,469,276.13, 12,703,889.06 and 2,404,012.99 is: 3,606,012.35
Step by Step Solution
- Step 1: Write the proportion equation
8,469,276.13 : 12,703,889.06 = 2,404,012.99 : x - Step 2: Convert to fraction form
8,469,276.13/12,703,889.06 = 2,404,012.99/x - Step 3: Cross multiply
8,469,276.13x = 12,703,889.06 × 2,404,012.99 - Step 4: Simplify right side
8,469,276.13x = 30,540,314,323,758.89 - Step 5: Solve for x
x = 30,540,314,323,758.89/8,469,276.13 - Step 6: Final answer
x = 3,606,012.35
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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.