Finding the Fourth Proportional to 16,358,431.60, 24,537,647.40 and 4,392,377.20
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Solution
The fourth proportional to 16,358,431.60, 24,537,647.40 and 4,392,377.20 is: 6,588,565.80
Step by Step Solution
- Step 1: Write the proportion equation
16,358,431.60 : 24,537,647.40 = 4,392,377.20 : x - Step 2: Convert to fraction form
16,358,431.60/24,537,647.40 = 4,392,377.20/x - Step 3: Cross multiply
16,358,431.60x = 24,537,647.40 × 4,392,377.20 - Step 4: Simplify right side
16,358,431.60x = 107,778,602,981,399.28 - Step 5: Solve for x
x = 107,778,602,981,399.28/16,358,431.60 - Step 6: Final answer
x = 6,588,565.80
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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.