Finding the Fourth Proportional to 16,397,170.20, 24,539,768.10 and 15,053,477.40
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Solution
The fourth proportional to 16,397,170.20, 24,539,768.10 and 15,053,477.40 is: 22,528,816.86
Step by Step Solution
- Step 1: Write the proportion equation
16,397,170.20 : 24,539,768.10 = 15,053,477.40 : x - Step 2: Convert to fraction form
16,397,170.20/24,539,768.10 = 15,053,477.40/x - Step 3: Cross multiply
16,397,170.20x = 24,539,768.10 × 15,053,477.40 - Step 4: Simplify right side
16,397,170.20x = 369,408,844,494,591 - Step 5: Solve for x
x = 369,408,844,494,591/16,397,170.20 - Step 6: Final answer
x = 22,528,816.86
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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.