Finding the Fourth Proportional to 16,493,828.80, 22,762,250.08 and 10,302,541.12
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Solution
The fourth proportional to 16,493,828.80, 22,762,250.08 and 10,302,541.12 is: 14,217,985.42
Step by Step Solution
- Step 1: Write the proportion equation
16,493,828.80 : 22,762,250.08 = 10,302,541.12 : x - Step 2: Convert to fraction form
16,493,828.80/22,762,250.08 = 10,302,541.12/x - Step 3: Cross multiply
16,493,828.80x = 22,762,250.08 × 10,302,541.12 - Step 4: Simplify right side
16,493,828.80x = 234,509,017,432,923.25 - Step 5: Solve for x
x = 234,509,017,432,923.25/16,493,828.80 - Step 6: Final answer
x = 14,217,985.42
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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.