Finding the Fourth Proportional to 75,694,717.35, 104,458,751.99 and 40,887,408.10
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Solution
The fourth proportional to 75,694,717.35, 104,458,751.99 and 40,887,408.10 is: 56,424,645.89
Step by Step Solution
- Step 1: Write the proportion equation
75,694,717.35 : 104,458,751.99 = 40,887,408.10 : x - Step 2: Convert to fraction form
75,694,717.35/104,458,751.99 = 40,887,408.10/x - Step 3: Cross multiply
75,694,717.35x = 104,458,751.99 × 40,887,408.10 - Step 4: Simplify right side
75,694,717.35x = 4,271,047,622,231,817 - Step 5: Solve for x
x = 4,271,047,622,231,817/75,694,717.35 - Step 6: Final answer
x = 56,424,645.89
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.