Finding the Fourth Proportional to 81,599,751.33, 112,609,676.16 and 44,432,069.19
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Solution
The fourth proportional to 81,599,751.33, 112,609,676.16 and 44,432,069.19 is: 61,317,355.03
Step by Step Solution
- Step 1: Write the proportion equation
81,599,751.33 : 112,609,676.16 = 44,432,069.19 : x - Step 2: Convert to fraction form
81,599,751.33/112,609,676.16 = 44,432,069.19/x - Step 3: Cross multiply
81,599,751.33x = 112,609,676.16 × 44,432,069.19 - Step 4: Simplify right side
81,599,751.33x = 5,003,480,922,604,613 - Step 5: Solve for x
x = 5,003,480,922,604,613/81,599,751.33 - Step 6: Final answer
x = 61,317,355.03
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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.