Finding the Fourth Proportional to 14,358,351.24, 19,814,586.31 and 7,832,122.92
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Solution
The fourth proportional to 14,358,351.24, 19,814,586.31 and 7,832,122.92 is: 10,808,363.23
Step by Step Solution
- Step 1: Write the proportion equation
14,358,351.24 : 19,814,586.31 = 7,832,122.92 : x - Step 2: Convert to fraction form
14,358,351.24/19,814,586.31 = 7,832,122.92/x - Step 3: Cross multiply
14,358,351.24x = 19,814,586.31 × 7,832,122.92 - Step 4: Simplify right side
14,358,351.24x = 155,190,275,489,796.28 - Step 5: Solve for x
x = 155,190,275,489,796.28/14,358,351.24 - Step 6: Final answer
x = 10,808,363.23
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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.