Finding the Fourth Proportional to 9,811,814.18, 14,720,050.48 and 3,080,228.18
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Solution
The fourth proportional to 9,811,814.18, 14,720,050.48 and 3,080,228.18 is: 4,621,073.48
Step by Step Solution
- Step 1: Write the proportion equation
9,811,814.18 : 14,720,050.48 = 3,080,228.18 : x - Step 2: Convert to fraction form
9,811,814.18/14,720,050.48 = 3,080,228.18/x - Step 3: Cross multiply
9,811,814.18x = 14,720,050.48 × 3,080,228.18 - Step 4: Simplify right side
9,811,814.18x = 45,341,114,299,518.53 - Step 5: Solve for x
x = 45,341,114,299,518.53/9,811,814.18 - Step 6: Final answer
x = 4,621,073.48
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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.