Finding the Fourth Proportional to 9,590,468.63, 14,315,740.77 and 8,379,767.30
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Solution
The fourth proportional to 9,590,468.63, 14,315,740.77 and 8,379,767.30 is: 12,508,520.80
Step by Step Solution
- Step 1: Write the proportion equation
9,590,468.63 : 14,315,740.77 = 8,379,767.30 : x - Step 2: Convert to fraction form
9,590,468.63/14,315,740.77 = 8,379,767.30/x - Step 3: Cross multiply
9,590,468.63x = 14,315,740.77 × 8,379,767.30 - Step 4: Simplify right side
9,590,468.63x = 119,962,576,415,512.17 - Step 5: Solve for x
x = 119,962,576,415,512.17/9,590,468.63 - Step 6: Final answer
x = 12,508,520.80
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.