Finding the Fourth Proportional to 17,328,121.20, 23,911,898.04 and 9,486,130.08
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Solution
The fourth proportional to 17,328,121.20, 23,911,898.04 and 9,486,130.08 is: 13,090,361.77
Step by Step Solution
- Step 1: Write the proportion equation
17,328,121.20 : 23,911,898.04 = 9,486,130.08 : x - Step 2: Convert to fraction form
17,328,121.20/23,911,898.04 = 9,486,130.08/x - Step 3: Cross multiply
17,328,121.20x = 23,911,898.04 × 9,486,130.08 - Step 4: Simplify right side
17,328,121.20x = 226,831,375,267,137.03 - Step 5: Solve for x
x = 226,831,375,267,137.03/17,328,121.20 - Step 6: Final answer
x = 13,090,361.77
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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.