Finding the Fourth Proportional to 29,199,458.61, 40,295,513.97 and 16,147,595.70
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Solution
The fourth proportional to 29,199,458.61, 40,295,513.97 and 16,147,595.70 is: 22,283,826.45
Step by Step Solution
- Step 1: Write the proportion equation
29,199,458.61 : 40,295,513.97 = 16,147,595.70 : x - Step 2: Convert to fraction form
29,199,458.61/40,295,513.97 = 16,147,595.70/x - Step 3: Cross multiply
29,199,458.61x = 40,295,513.97 × 16,147,595.70 - Step 4: Simplify right side
29,199,458.61x = 650,675,668,111,261.88 - Step 5: Solve for x
x = 650,675,668,111,261.88/29,199,458.61 - Step 6: Final answer
x = 22,283,826.45
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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.