Finding the Fourth Proportional to 14,953,823.20, 22,430,734.80 and 12,562,338.70
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Solution
The fourth proportional to 14,953,823.20, 22,430,734.80 and 12,562,338.70 is: 18,843,508.05
Step by Step Solution
- Step 1: Write the proportion equation
14,953,823.20 : 22,430,734.80 = 12,562,338.70 : x - Step 2: Convert to fraction form
14,953,823.20/22,430,734.80 = 12,562,338.70/x - Step 3: Cross multiply
14,953,823.20x = 22,430,734.80 × 12,562,338.70 - Step 4: Simplify right side
14,953,823.20x = 281,782,487,847,476.75 - Step 5: Solve for x
x = 281,782,487,847,476.75/14,953,823.20 - Step 6: Final answer
x = 18,843,508.05
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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.