Finding the Fourth Proportional to 23,676,137.88, 32,678,530.20 and 13,889,725.98
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Solution
The fourth proportional to 23,676,137.88, 32,678,530.20 and 13,889,725.98 is: 19,171,024.95
Step by Step Solution
- Step 1: Write the proportion equation
23,676,137.88 : 32,678,530.20 = 13,889,725.98 : x - Step 2: Convert to fraction form
23,676,137.88/32,678,530.20 = 13,889,725.98/x - Step 3: Cross multiply
23,676,137.88x = 32,678,530.20 × 13,889,725.98 - Step 4: Simplify right side
23,676,137.88x = 453,895,829,907,154.62 - Step 5: Solve for x
x = 453,895,829,907,154.62/23,676,137.88 - Step 6: Final answer
x = 19,171,024.95
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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.