Finding the Fourth Proportional to 58,278,426, 80,422,115.49 and 32,172,381.96
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Solution
The fourth proportional to 58,278,426, 80,422,115.49 and 32,172,381.96 is: 44,396,720.97
Step by Step Solution
- Step 1: Write the proportion equation
58,278,426 : 80,422,115.49 = 32,172,381.96 : x - Step 2: Convert to fraction form
58,278,426/80,422,115.49 = 32,172,381.96/x - Step 3: Cross multiply
58,278,426x = 80,422,115.49 × 32,172,381.96 - Step 4: Simplify right side
58,278,426x = 2,587,371,017,575,512.50 - Step 5: Solve for x
x = 2,587,371,017,575,512.50/58,278,426 - Step 6: Final answer
x = 44,396,720.97
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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.