Finding the Fourth Proportional to 17,497,530.20, 26,246,295.30 and 16,434,648.20
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Solution
The fourth proportional to 17,497,530.20, 26,246,295.30 and 16,434,648.20 is: 24,651,972.30
Step by Step Solution
- Step 1: Write the proportion equation
17,497,530.20 : 26,246,295.30 = 16,434,648.20 : x - Step 2: Convert to fraction form
17,497,530.20/26,246,295.30 = 16,434,648.20/x - Step 3: Cross multiply
17,497,530.20x = 26,246,295.30 × 16,434,648.20 - Step 4: Simplify right side
17,497,530.20x = 431,348,629,808,813.44 - Step 5: Solve for x
x = 431,348,629,808,813.44/17,497,530.20 - Step 6: Final answer
x = 24,651,972.30
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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.