Finding the Fourth Proportional to 16,167,207.60, 24,250,811.40 and 15,210,613.80
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Solution
The fourth proportional to 16,167,207.60, 24,250,811.40 and 15,210,613.80 is: 22,815,920.70
Step by Step Solution
- Step 1: Write the proportion equation
16,167,207.60 : 24,250,811.40 = 15,210,613.80 : x - Step 2: Convert to fraction form
16,167,207.60/24,250,811.40 = 15,210,613.80/x - Step 3: Cross multiply
16,167,207.60x = 24,250,811.40 × 15,210,613.80 - Step 4: Simplify right side
16,167,207.60x = 368,869,726,542,037.31 - Step 5: Solve for x
x = 368,869,726,542,037.31/16,167,207.60 - Step 6: Final answer
x = 22,815,920.70
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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.