Finding the Fourth Proportional to 12,250,696.91, 18,378,810.99 and 4,053,319.70
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Solution
The fourth proportional to 12,250,696.91, 18,378,810.99 and 4,053,319.70 is: 6,080,894.59
Step by Step Solution
- Step 1: Write the proportion equation
12,250,696.91 : 18,378,810.99 = 4,053,319.70 : x - Step 2: Convert to fraction form
12,250,696.91/18,378,810.99 = 4,053,319.70/x - Step 3: Cross multiply
12,250,696.91x = 18,378,810.99 × 4,053,319.70 - Step 4: Simplify right side
12,250,696.91x = 74,495,196,556,449.44 - Step 5: Solve for x
x = 74,495,196,556,449.44/12,250,696.91 - Step 6: Final answer
x = 6,080,894.59
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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.