Finding the Fourth Proportional to 29,442,381.93, 40,628,529.59 and 16,389,305.24
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Solution
The fourth proportional to 29,442,381.93, 40,628,529.59 and 16,389,305.24 is: 22,616,151.59
Step by Step Solution
- Step 1: Write the proportion equation
29,442,381.93 : 40,628,529.59 = 16,389,305.24 : x - Step 2: Convert to fraction form
29,442,381.93/40,628,529.59 = 16,389,305.24/x - Step 3: Cross multiply
29,442,381.93x = 40,628,529.59 × 16,389,305.24 - Step 4: Simplify right side
29,442,381.93x = 665,873,372,902,882.12 - Step 5: Solve for x
x = 665,873,372,902,882.12/29,442,381.93 - Step 6: Final answer
x = 22,616,151.59
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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.