Finding the Fourth Proportional to 29,463,919.98, 40,661,179.11 and 16,232,395.02
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Solution
The fourth proportional to 29,463,919.98, 40,661,179.11 and 16,232,395.02 is: 22,401,239.27
Step by Step Solution
- Step 1: Write the proportion equation
29,463,919.98 : 40,661,179.11 = 16,232,395.02 : x - Step 2: Convert to fraction form
29,463,919.98/40,661,179.11 = 16,232,395.02/x - Step 3: Cross multiply
29,463,919.98x = 40,661,179.11 × 16,232,395.02 - Step 4: Simplify right side
29,463,919.98x = 660,028,321,292,492 - Step 5: Solve for x
x = 660,028,321,292,492/29,463,919.98 - Step 6: Final answer
x = 22,401,239.27
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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.