Finding the Fourth Proportional to 7,486,627.29, 10,329,033.24 and 6,107,587.08
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Solution
The fourth proportional to 7,486,627.29, 10,329,033.24 and 6,107,587.08 is: 8,426,420.54
Step by Step Solution
- Step 1: Write the proportion equation
7,486,627.29 : 10,329,033.24 = 6,107,587.08 : x - Step 2: Convert to fraction form
7,486,627.29/10,329,033.24 = 6,107,587.08/x - Step 3: Cross multiply
7,486,627.29x = 10,329,033.24 × 6,107,587.08 - Step 4: Simplify right side
7,486,627.29x = 63,085,469,965,514.54 - Step 5: Solve for x
x = 63,085,469,965,514.54/7,486,627.29 - Step 6: Final answer
x = 8,426,420.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.