Finding the Fourth Proportional to 22,347,432.63, 33,544,604.52 and 19,804,913.91
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Solution
The fourth proportional to 22,347,432.63, 33,544,604.52 and 19,804,913.91 is: 29,728,157.85
Step by Step Solution
- Step 1: Write the proportion equation
22,347,432.63 : 33,544,604.52 = 19,804,913.91 : x - Step 2: Convert to fraction form
22,347,432.63/33,544,604.52 = 19,804,913.91/x - Step 3: Cross multiply
22,347,432.63x = 33,544,604.52 × 19,804,913.91 - Step 4: Simplify right side
22,347,432.63x = 664,348,004,663,596.88 - Step 5: Solve for x
x = 664,348,004,663,596.88/22,347,432.63 - Step 6: Final answer
x = 29,728,157.85
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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.