Finding the Fourth Proportional to 10,168,540.13, 15,253,386.98 and 3,252,626.93
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Solution
The fourth proportional to 10,168,540.13, 15,253,386.98 and 3,252,626.93 is: 4,879,124.89
Step by Step Solution
- Step 1: Write the proportion equation
10,168,540.13 : 15,253,386.98 = 3,252,626.93 : x - Step 2: Convert to fraction form
10,168,540.13/15,253,386.98 = 3,252,626.93/x - Step 3: Cross multiply
10,168,540.13x = 15,253,386.98 × 3,252,626.93 - Step 4: Simplify right side
10,168,540.13x = 49,613,577,172,329.30 - Step 5: Solve for x
x = 49,613,577,172,329.30/10,168,540.13 - Step 6: Final answer
x = 4,879,124.89
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1.5x scale
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.