Finding the Fourth Proportional to 8,263,353.51, 11,403,435.96 and 4,592,613.74
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Solution
The fourth proportional to 8,263,353.51, 11,403,435.96 and 4,592,613.74 is: 6,337,811.47
Step by Step Solution
- Step 1: Write the proportion equation
8,263,353.51 : 11,403,435.96 = 4,592,613.74 : x - Step 2: Convert to fraction form
8,263,353.51/11,403,435.96 = 4,592,613.74/x - Step 3: Cross multiply
8,263,353.51x = 11,403,435.96 × 4,592,613.74 - Step 4: Simplify right side
8,263,353.51x = 52,371,576,616,088.92 - Step 5: Solve for x
x = 52,371,576,616,088.92/8,263,353.51 - Step 6: Final answer
x = 6,337,811.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.