Finding the Fourth Proportional to 32,560,159.40, 48,840,239.10 and 8,299,039.40
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Solution
The fourth proportional to 32,560,159.40, 48,840,239.10 and 8,299,039.40 is: 12,448,559.10
Step by Step Solution
- Step 1: Write the proportion equation
32,560,159.40 : 48,840,239.10 = 8,299,039.40 : x - Step 2: Convert to fraction form
32,560,159.40/48,840,239.10 = 8,299,039.40/x - Step 3: Cross multiply
32,560,159.40x = 48,840,239.10 × 8,299,039.40 - Step 4: Simplify right side
32,560,159.40x = 405,327,068,596,320.56 - Step 5: Solve for x
x = 405,327,068,596,320.56/32,560,159.40 - Step 6: Final answer
x = 12,448,559.10
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1.5x scale
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.