Finding the Fourth Proportional to 75,024,882.09, 112,521,576.74 and 21,159,596.97
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Solution
The fourth proportional to 75,024,882.09, 112,521,576.74 and 21,159,596.97 is: 31,734,954.43
Step by Step Solution
- Step 1: Write the proportion equation
75,024,882.09 : 112,521,576.74 = 21,159,596.97 : x - Step 2: Convert to fraction form
75,024,882.09/112,521,576.74 = 21,159,596.97/x - Step 3: Cross multiply
75,024,882.09x = 112,521,576.74 × 21,159,596.97 - Step 4: Simplify right side
75,024,882.09x = 2,380,911,214,141,528.50 - Step 5: Solve for x
x = 2,380,911,214,141,528.50/75,024,882.09 - Step 6: Final answer
x = 31,734,954.43
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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.