Finding the Fourth Proportional to 5,048,964.36, 6,968,075.02 and 3,011,773.86
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Solution
The fourth proportional to 5,048,964.36, 6,968,075.02 and 3,011,773.86 is: 4,156,548.69
Step by Step Solution
- Step 1: Write the proportion equation
5,048,964.36 : 6,968,075.02 = 3,011,773.86 : x - Step 2: Convert to fraction form
5,048,964.36/6,968,075.02 = 3,011,773.86/x - Step 3: Cross multiply
5,048,964.36x = 6,968,075.02 × 3,011,773.86 - Step 4: Simplify right side
5,048,964.36x = 20,986,266,192,225.54 - Step 5: Solve for x
x = 20,986,266,192,225.54/5,048,964.36 - Step 6: Final answer
x = 4,156,548.69
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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.