Finding the Fourth Proportional to 8,208,772.88, 12,313,159.92 and 2,225,140.88
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Solution
The fourth proportional to 8,208,772.88, 12,313,159.92 and 2,225,140.88 is: 3,337,711.48
Step by Step Solution
- Step 1: Write the proportion equation
8,208,772.88 : 12,313,159.92 = 2,225,140.88 : x - Step 2: Convert to fraction form
8,208,772.88/12,313,159.92 = 2,225,140.88/x - Step 3: Cross multiply
8,208,772.88x = 12,313,159.92 × 2,225,140.88 - Step 4: Simplify right side
8,208,772.88x = 27,398,515,438,403.73 - Step 5: Solve for x
x = 27,398,515,438,403.73/8,208,772.88 - Step 6: Final answer
x = 3,337,711.48
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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.