Finding the Fourth Proportional to 8,275,449.07, 12,413,639.85 and 2,518,369.93
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Solution
The fourth proportional to 8,275,449.07, 12,413,639.85 and 2,518,369.93 is: 3,777,696.78
Step by Step Solution
- Step 1: Write the proportion equation
8,275,449.07 : 12,413,639.85 = 2,518,369.93 : x - Step 2: Convert to fraction form
8,275,449.07/12,413,639.85 = 2,518,369.93/x - Step 3: Cross multiply
8,275,449.07x = 12,413,639.85 × 2,518,369.93 - Step 4: Simplify right side
8,275,449.07x = 31,262,137,320,089.71 - Step 5: Solve for x
x = 31,262,137,320,089.71/8,275,449.07 - Step 6: Final answer
x = 3,777,696.78
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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.