Finding the Fourth Proportional to 8,811,454.21, 13,213,952.15 and 3,052,700.48
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Solution
The fourth proportional to 8,811,454.21, 13,213,952.15 and 3,052,700.48 is: 4,577,931.99
Step by Step Solution
- Step 1: Write the proportion equation
8,811,454.21 : 13,213,952.15 = 3,052,700.48 : x - Step 2: Convert to fraction form
8,811,454.21/13,213,952.15 = 3,052,700.48/x - Step 3: Cross multiply
8,811,454.21x = 13,213,952.15 × 3,052,700.48 - Step 4: Simplify right side
8,811,454.21x = 40,338,238,088,773.41 - Step 5: Solve for x
x = 40,338,238,088,773.41/8,811,454.21 - Step 6: Final answer
x = 4,577,931.99
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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.