Finding the Fourth Proportional to 54,327,107.10, 81,490,660.65 and 17,941,113.30
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Solution
The fourth proportional to 54,327,107.10, 81,490,660.65 and 17,941,113.30 is: 26,911,669.95
Step by Step Solution
- Step 1: Write the proportion equation
54,327,107.10 : 81,490,660.65 = 17,941,113.30 : x - Step 2: Convert to fraction form
54,327,107.10/81,490,660.65 = 17,941,113.30/x - Step 3: Cross multiply
54,327,107.10x = 81,490,660.65 × 17,941,113.30 - Step 4: Simplify right side
54,327,107.10x = 1,462,033,175,613,501.75 - Step 5: Solve for x
x = 1,462,033,175,613,501.75/54,327,107.10 - Step 6: Final answer
x = 26,911,669.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.