Finding the Fourth Proportional to 17,703,246.75, 24,421,128.10 and 12,187,044.28
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Solution
The fourth proportional to 17,703,246.75, 24,421,128.10 and 12,187,044.28 is: 16,811,682.84
Step by Step Solution
- Step 1: Write the proportion equation
17,703,246.75 : 24,421,128.10 = 12,187,044.28 : x - Step 2: Convert to fraction form
17,703,246.75/24,421,128.10 = 12,187,044.28/x - Step 3: Cross multiply
17,703,246.75x = 24,421,128.10 × 12,187,044.28 - Step 4: Simplify right side
17,703,246.75x = 297,621,369,522,252.25 - Step 5: Solve for x
x = 297,621,369,522,252.25/17,703,246.75 - Step 6: Final answer
x = 16,811,682.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.