Finding the Fourth Proportional to 23,497,007.88, 32,415,190.82 and 15,239,152.92
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Solution
The fourth proportional to 23,497,007.88, 32,415,190.82 and 15,239,152.92 is: 21,023,104.40
Step by Step Solution
- Step 1: Write the proportion equation
23,497,007.88 : 32,415,190.82 = 15,239,152.92 : x - Step 2: Convert to fraction form
23,497,007.88/32,415,190.82 = 15,239,152.92/x - Step 3: Cross multiply
23,497,007.88x = 32,415,190.82 × 15,239,152.92 - Step 4: Simplify right side
23,497,007.88x = 493,980,049,836,960.19 - Step 5: Solve for x
x = 493,980,049,836,960.19/23,497,007.88 - Step 6: Final answer
x = 21,023,104.40
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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.