Finding the Fourth Proportional to 54,839,933.42, 75,634,980.62 and 48,210,346.84
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Solution
The fourth proportional to 54,839,933.42, 75,634,980.62 and 48,210,346.84 is: 66,491,485.70
Step by Step Solution
- Step 1: Write the proportion equation
54,839,933.42 : 75,634,980.62 = 48,210,346.84 : x - Step 2: Convert to fraction form
54,839,933.42/75,634,980.62 = 48,210,346.84/x - Step 3: Cross multiply
54,839,933.42x = 75,634,980.62 × 48,210,346.84 - Step 4: Simplify right side
54,839,933.42x = 3,646,388,648,874,914 - Step 5: Solve for x
x = 3,646,388,648,874,914/54,839,933.42 - Step 6: Final answer
x = 66,491,485.70
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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.