Finding the Fourth Proportional to 10,713,668.74, 14,789,102.73 and 7,452,376.06
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Solution
The fourth proportional to 10,713,668.74, 14,789,102.73 and 7,452,376.06 is: 10,287,228.19
Step by Step Solution
- Step 1: Write the proportion equation
10,713,668.74 : 14,789,102.73 = 7,452,376.06 : x - Step 2: Convert to fraction form
10,713,668.74/14,789,102.73 = 7,452,376.06/x - Step 3: Cross multiply
10,713,668.74x = 14,789,102.73 × 7,452,376.06 - Step 4: Simplify right side
10,713,668.74x = 110,213,955,133,932.64 - Step 5: Solve for x
x = 110,213,955,133,932.64/10,713,668.74 - Step 6: Final answer
x = 10,287,228.19
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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.