Finding the Fourth Proportional to 29,408,095.57, 40,582,947.91 and 16,176,988.30
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Solution
The fourth proportional to 29,408,095.57, 40,582,947.91 and 16,176,988.30 is: 22,324,120.65
Step by Step Solution
- Step 1: Write the proportion equation
29,408,095.57 : 40,582,947.91 = 16,176,988.30 : x - Step 2: Convert to fraction form
29,408,095.57/40,582,947.91 = 16,176,988.30/x - Step 3: Cross multiply
29,408,095.57x = 40,582,947.91 × 16,176,988.30 - Step 4: Simplify right side
29,408,095.57x = 656,509,873,519,579.38 - Step 5: Solve for x
x = 656,509,873,519,579.38/29,408,095.57 - Step 6: Final answer
x = 22,324,120.65
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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.