Finding the Fourth Proportional to 22,889,840.72, 34,329,434.51 and 8,519,676.08
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Solution
The fourth proportional to 22,889,840.72, 34,329,434.51 and 8,519,676.08 is: 12,777,531.55
Step by Step Solution
- Step 1: Write the proportion equation
22,889,840.72 : 34,329,434.51 = 8,519,676.08 : x - Step 2: Convert to fraction form
22,889,840.72/34,329,434.51 = 8,519,676.08/x - Step 3: Cross multiply
22,889,840.72x = 34,329,434.51 × 8,519,676.08 - Step 4: Simplify right side
22,889,840.72x = 292,475,661,820,527.94 - Step 5: Solve for x
x = 292,475,661,820,527.94/22,889,840.72 - Step 6: Final answer
x = 12,777,531.55
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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.