Finding the Fourth Proportional to 6,312,237.70, 9,468,755.12 and 2,668,288.06
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Solution
The fourth proportional to 6,312,237.70, 9,468,755.12 and 2,668,288.06 is: 4,002,600.57
Step by Step Solution
- Step 1: Write the proportion equation
6,312,237.70 : 9,468,755.12 = 2,668,288.06 : x - Step 2: Convert to fraction form
6,312,237.70/9,468,755.12 = 2,668,288.06/x - Step 3: Cross multiply
6,312,237.70x = 9,468,755.12 × 2,668,288.06 - Step 4: Simplify right side
6,312,237.70x = 25,265,366,229,759.87 - Step 5: Solve for x
x = 25,265,366,229,759.87/6,312,237.70 - Step 6: Final answer
x = 4,002,600.57
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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.