Finding the Fourth Proportional to 13,251,797.22, 19,877,117.68 and 4,153,687.26
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Solution
The fourth proportional to 13,251,797.22, 19,877,117.68 and 4,153,687.26 is: 6,230,349.67
Step by Step Solution
- Step 1: Write the proportion equation
13,251,797.22 : 19,877,117.68 = 4,153,687.26 : x - Step 2: Convert to fraction form
13,251,797.22/19,877,117.68 = 4,153,687.26/x - Step 3: Cross multiply
13,251,797.22x = 19,877,117.68 × 4,153,687.26 - Step 4: Simplify right side
13,251,797.22x = 82,563,330,472,936.75 - Step 5: Solve for x
x = 82,563,330,472,936.75/13,251,797.22 - Step 6: Final answer
x = 6,230,349.67
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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.