Finding the Fourth Proportional to 8,716,756.55, 13,075,134.72 and 3,177,707.63
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Solution
The fourth proportional to 8,716,756.55, 13,075,134.72 and 3,177,707.63 is: 4,766,561.40
Step by Step Solution
- Step 1: Write the proportion equation
8,716,756.55 : 13,075,134.72 = 3,177,707.63 : x - Step 2: Convert to fraction form
8,716,756.55/13,075,134.72 = 3,177,707.63/x - Step 3: Cross multiply
8,716,756.55x = 13,075,134.72 × 3,177,707.63 - Step 4: Simplify right side
8,716,756.55x = 41,548,955,297,646.24 - Step 5: Solve for x
x = 41,548,955,297,646.24/8,716,756.55 - Step 6: Final answer
x = 4,766,561.40
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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.