Finding the Fourth Proportional to 10,367,292.70, 15,550,939.05 and 6,583,491.10
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Solution
The fourth proportional to 10,367,292.70, 15,550,939.05 and 6,583,491.10 is: 9,875,236.65
Step by Step Solution
- Step 1: Write the proportion equation
10,367,292.70 : 15,550,939.05 = 6,583,491.10 : x - Step 2: Convert to fraction form
10,367,292.70/15,550,939.05 = 6,583,491.10/x - Step 3: Cross multiply
10,367,292.70x = 15,550,939.05 × 6,583,491.10 - Step 4: Simplify right side
10,367,292.70x = 102,379,468,832,317.45 - Step 5: Solve for x
x = 102,379,468,832,317.45/10,367,292.70 - Step 6: Final answer
x = 9,875,236.65
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1.5x scale
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.