Finding the Fourth Proportional to 23,646,668.17, 32,633,207.25 and 13,722,782.50
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Solution
The fourth proportional to 23,646,668.17, 32,633,207.25 and 13,722,782.50 is: 18,937,907.11
Step by Step Solution
- Step 1: Write the proportion equation
23,646,668.17 : 32,633,207.25 = 13,722,782.50 : x - Step 2: Convert to fraction form
23,646,668.17/32,633,207.25 = 13,722,782.50/x - Step 3: Cross multiply
23,646,668.17x = 32,633,207.25 × 13,722,782.50 - Step 4: Simplify right side
23,646,668.17x = 447,818,405,369,173.12 - Step 5: Solve for x
x = 447,818,405,369,173.12/23,646,668.17 - Step 6: Final answer
x = 18,937,907.11
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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.