Finding the Fourth Proportional to 16,636,727.20, 24,905,324.40 and 15,652,458.40
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Solution
The fourth proportional to 16,636,727.20, 24,905,324.40 and 15,652,458.40 is: 23,431,865.50
Step by Step Solution
- Step 1: Write the proportion equation
16,636,727.20 : 24,905,324.40 = 15,652,458.40 : x - Step 2: Convert to fraction form
16,636,727.20/24,905,324.40 = 15,652,458.40/x - Step 3: Cross multiply
16,636,727.20x = 24,905,324.40 × 15,652,458.40 - Step 4: Simplify right side
16,636,727.20x = 389,829,554,109,504.94 - Step 5: Solve for x
x = 389,829,554,109,504.94/16,636,727.20 - Step 6: Final answer
x = 23,431,865.50
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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.