Finding the Fourth Proportional to 29,077,661.10, 40,137,446.82 and 25,974,792.99
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Solution
The fourth proportional to 29,077,661.10, 40,137,446.82 and 25,974,792.99 is: 35,854,392.44
Step by Step Solution
- Step 1: Write the proportion equation
29,077,661.10 : 40,137,446.82 = 25,974,792.99 : x - Step 2: Convert to fraction form
29,077,661.10/40,137,446.82 = 25,974,792.99/x - Step 3: Cross multiply
29,077,661.10x = 40,137,446.82 × 25,974,792.99 - Step 4: Simplify right side
29,077,661.10x = 1,042,561,872,296,633.75 - Step 5: Solve for x
x = 1,042,561,872,296,633.75/29,077,661.10 - Step 6: Final answer
x = 35,854,392.44
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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.