Finding the Fourth Proportional to 16,392,208.80, 24,588,082.80 and 7,416,746.40
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Solution
The fourth proportional to 16,392,208.80, 24,588,082.80 and 7,416,746.40 is: 11,125,015.35
Step by Step Solution
- Step 1: Write the proportion equation
16,392,208.80 : 24,588,082.80 = 7,416,746.40 : x - Step 2: Convert to fraction form
16,392,208.80/24,588,082.80 = 7,416,746.40/x - Step 3: Cross multiply
16,392,208.80x = 24,588,082.80 × 7,416,746.40 - Step 4: Simplify right side
16,392,208.80x = 182,363,574,589,801.94 - Step 5: Solve for x
x = 182,363,574,589,801.94/16,392,208.80 - Step 6: Final answer
x = 11,125,015.35
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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.