Finding the Fourth Proportional to 10,570,276.11, 14,586,743.84 and 6,159,728.91
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Solution
The fourth proportional to 10,570,276.11, 14,586,743.84 and 6,159,728.91 is: 8,500,287.67
Step by Step Solution
- Step 1: Write the proportion equation
10,570,276.11 : 14,586,743.84 = 6,159,728.91 : x - Step 2: Convert to fraction form
10,570,276.11/14,586,743.84 = 6,159,728.91/x - Step 3: Cross multiply
10,570,276.11x = 14,586,743.84 × 6,159,728.91 - Step 4: Simplify right side
10,570,276.11x = 89,850,387,703,213.78 - Step 5: Solve for x
x = 89,850,387,703,213.78/10,570,276.11 - Step 6: Final answer
x = 8,500,287.67
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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.