Finding the Fourth Proportional to 37,769,101.80, 56,653,652.70 and 28,203,163.80
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Solution
The fourth proportional to 37,769,101.80, 56,653,652.70 and 28,203,163.80 is: 42,304,745.70
Step by Step Solution
- Step 1: Write the proportion equation
37,769,101.80 : 56,653,652.70 = 28,203,163.80 : x - Step 2: Convert to fraction form
37,769,101.80/56,653,652.70 = 28,203,163.80/x - Step 3: Cross multiply
37,769,101.80x = 56,653,652.70 × 28,203,163.80 - Step 4: Simplify right side
37,769,101.80x = 1,597,812,246,966,412.50 - Step 5: Solve for x
x = 1,597,812,246,966,412.50/37,769,101.80 - Step 6: Final answer
x = 42,304,745.70
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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.