Finding the Fourth Proportional to 8,284,739.54, 11,432,621.70 and 4,613,810.84
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Solution
The fourth proportional to 8,284,739.54, 11,432,621.70 and 4,613,810.84 is: 6,366,881.38
Step by Step Solution
- Step 1: Write the proportion equation
8,284,739.54 : 11,432,621.70 = 4,613,810.84 : x - Step 2: Convert to fraction form
8,284,739.54/11,432,621.70 = 4,613,810.84/x - Step 3: Cross multiply
8,284,739.54x = 11,432,621.70 × 4,613,810.84 - Step 4: Simplify right side
8,284,739.54x = 52,747,953,929,079.23 - Step 5: Solve for x
x = 52,747,953,929,079.23/8,284,739.54 - Step 6: Final answer
x = 6,366,881.38
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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.