Finding the Fourth Proportional to 16,358,439.60, 24,537,659.40 and 4,392,385.20
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Solution
The fourth proportional to 16,358,439.60, 24,537,659.40 and 4,392,385.20 is: 6,588,577.80
Step by Step Solution
- Step 1: Write the proportion equation
16,358,439.60 : 24,537,659.40 = 4,392,385.20 : x - Step 2: Convert to fraction form
16,358,439.60/24,537,659.40 = 4,392,385.20/x - Step 3: Cross multiply
16,358,439.60x = 24,537,659.40 × 4,392,385.20 - Step 4: Simplify right side
16,358,439.60x = 107,778,851,991,200.88 - Step 5: Solve for x
x = 107,778,851,991,200.88/16,358,439.60 - Step 6: Final answer
x = 6,588,577.80
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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.