Finding the Fourth Proportional to 41,251,272.96, 61,905,986.50 and 19,392,649.92
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Solution
The fourth proportional to 41,251,272.96, 61,905,986.50 and 19,392,649.92 is: 29,102,644.31
Step by Step Solution
- Step 1: Write the proportion equation
41,251,272.96 : 61,905,986.50 = 19,392,649.92 : x - Step 2: Convert to fraction form
41,251,272.96/61,905,986.50 = 19,392,649.92/x - Step 3: Cross multiply
41,251,272.96x = 61,905,986.50 × 19,392,649.92 - Step 4: Simplify right side
41,251,272.96x = 1,200,521,124,146,746.25 - Step 5: Solve for x
x = 1,200,521,124,146,746.25/41,251,272.96 - Step 6: Final answer
x = 29,102,644.31
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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.