Finding the Fourth Proportional to 75,918,079.95, 113,853,570.74 and 27,389,624.92
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Solution
The fourth proportional to 75,918,079.95, 113,853,570.74 and 27,389,624.92 is: 41,075,941.33
Step by Step Solution
- Step 1: Write the proportion equation
75,918,079.95 : 113,853,570.74 = 27,389,624.92 : x - Step 2: Convert to fraction form
75,918,079.95/113,853,570.74 = 27,389,624.92/x - Step 3: Cross multiply
75,918,079.95x = 113,853,570.74 × 27,389,624.92 - Step 4: Simplify right side
75,918,079.95x = 3,118,406,598,052,416 - Step 5: Solve for x
x = 3,118,406,598,052,416/75,918,079.95 - Step 6: Final answer
x = 41,075,941.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.