Finding the Fourth Proportional to 16,365,962.80, 24,563,815.80 and 8,284,560.40
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Solution
The fourth proportional to 16,365,962.80, 24,563,815.80 and 8,284,560.40 is: 12,434,368.70
Step by Step Solution
- Step 1: Write the proportion equation
16,365,962.80 : 24,563,815.80 = 8,284,560.40 : x - Step 2: Convert to fraction form
16,365,962.80/24,563,815.80 = 8,284,560.40/x - Step 3: Cross multiply
16,365,962.80x = 24,563,815.80 × 8,284,560.40 - Step 4: Simplify right side
16,365,962.80x = 203,500,415,649,574.34 - Step 5: Solve for x
x = 203,500,415,649,574.34/16,365,962.80 - Step 6: Final answer
x = 12,434,368.70
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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.