Finding the Fourth Proportional to 8,694,513.99, 13,104,266.19 and 7,494,573.78
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Solution
The fourth proportional to 8,694,513.99, 13,104,266.19 and 7,494,573.78 is: 11,295,730.84
Step by Step Solution
- Step 1: Write the proportion equation
8,694,513.99 : 13,104,266.19 = 7,494,573.78 : x - Step 2: Convert to fraction form
8,694,513.99/13,104,266.19 = 7,494,573.78/x - Step 3: Cross multiply
8,694,513.99x = 13,104,266.19 × 7,494,573.78 - Step 4: Simplify right side
8,694,513.99x = 98,210,889,793,714.50 - Step 5: Solve for x
x = 98,210,889,793,714.50/8,694,513.99 - Step 6: Final answer
x = 11,295,730.84
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.