Finding the Fourth Proportional to 7,318,822.95, 10,100,034.99 and 4,055,692.14
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Solution
The fourth proportional to 7,318,822.95, 10,100,034.99 and 4,055,692.14 is: 5,596,888.02
Step by Step Solution
- Step 1: Write the proportion equation
7,318,822.95 : 10,100,034.99 = 4,055,692.14 : x - Step 2: Convert to fraction form
7,318,822.95/10,100,034.99 = 4,055,692.14/x - Step 3: Cross multiply
7,318,822.95x = 10,100,034.99 × 4,055,692.14 - Step 4: Simplify right side
7,318,822.95x = 40,962,632,522,667.98 - Step 5: Solve for x
x = 40,962,632,522,667.98/7,318,822.95 - Step 6: Final answer
x = 5,596,888.02
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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.