Finding the Fourth Proportional to 14,054,285.43, 19,394,965.97 and 8,175,330.24
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Solution
The fourth proportional to 14,054,285.43, 19,394,965.97 and 8,175,330.24 is: 11,281,986.02
Step by Step Solution
- Step 1: Write the proportion equation
14,054,285.43 : 19,394,965.97 = 8,175,330.24 : x - Step 2: Convert to fraction form
14,054,285.43/19,394,965.97 = 8,175,330.24/x - Step 3: Cross multiply
14,054,285.43x = 19,394,965.97 × 8,175,330.24 - Step 4: Simplify right side
14,054,285.43x = 158,560,251,761,347.88 - Step 5: Solve for x
x = 158,560,251,761,347.88/14,054,285.43 - Step 6: Final answer
x = 11,281,986.02
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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.