Finding the Fourth Proportional to 40,767,432.05, 61,151,147.98 and 14,861,676.21
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Solution
The fourth proportional to 40,767,432.05, 61,151,147.98 and 14,861,676.21 is: 22,292,514.28
Step by Step Solution
- Step 1: Write the proportion equation
40,767,432.05 : 61,151,147.98 = 14,861,676.21 : x - Step 2: Convert to fraction form
40,767,432.05/61,151,147.98 = 14,861,676.21/x - Step 3: Cross multiply
40,767,432.05x = 61,151,147.98 × 14,861,676.21 - Step 4: Simplify right side
40,767,432.05x = 908,808,561,111,401.38 - Step 5: Solve for x
x = 908,808,561,111,401.38/40,767,432.05 - Step 6: Final answer
x = 22,292,514.28
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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.