Finding the Fourth Proportional to 17,922,232.80, 26,883,349.20 and 16,074,655.20
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Solution
The fourth proportional to 17,922,232.80, 26,883,349.20 and 16,074,655.20 is: 24,111,982.80
Step by Step Solution
- Step 1: Write the proportion equation
17,922,232.80 : 26,883,349.20 = 16,074,655.20 : x - Step 2: Convert to fraction form
17,922,232.80/26,883,349.20 = 16,074,655.20/x - Step 3: Cross multiply
17,922,232.80x = 26,883,349.20 × 16,074,655.20 - Step 4: Simplify right side
17,922,232.80x = 432,140,569,011,195.81 - Step 5: Solve for x
x = 432,140,569,011,195.81/17,922,232.80 - Step 6: Final answer
x = 24,111,982.80
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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.