Finding the Fourth Proportional to 14,570,240.99, 20,106,958.12 and 8,043,881.04
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Solution
The fourth proportional to 14,570,240.99, 20,106,958.12 and 8,043,881.04 is: 11,100,569.95
Step by Step Solution
- Step 1: Write the proportion equation
14,570,240.99 : 20,106,958.12 = 8,043,881.04 : x - Step 2: Convert to fraction form
14,570,240.99/20,106,958.12 = 8,043,881.04/x - Step 3: Cross multiply
14,570,240.99x = 20,106,958.12 × 8,043,881.04 - Step 4: Simplify right side
14,570,240.99x = 161,737,979,173,432.34 - Step 5: Solve for x
x = 161,737,979,173,432.34/14,570,240.99 - Step 6: Final answer
x = 11,100,569.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.