Finding the Fourth Proportional to 53,163,109.80, 79,744,664.70 and 14,824,562.40
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Solution
The fourth proportional to 53,163,109.80, 79,744,664.70 and 14,824,562.40 is: 22,236,843.60
Step by Step Solution
- Step 1: Write the proportion equation
53,163,109.80 : 79,744,664.70 = 14,824,562.40 : x - Step 2: Convert to fraction form
53,163,109.80/79,744,664.70 = 14,824,562.40/x - Step 3: Cross multiply
53,163,109.80x = 79,744,664.70 × 14,824,562.40 - Step 4: Simplify right side
53,163,109.80x = 1,182,179,757,912,227.25 - Step 5: Solve for x
x = 1,182,179,757,912,227.25/53,163,109.80 - Step 6: Final answer
x = 22,236,843.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.