Finding the Fourth Proportional to 9,973,239.84, 14,986,872.72 and 5,427,649.44
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Solution
The fourth proportional to 9,973,239.84, 14,986,872.72 and 5,427,649.44 is: 8,156,175.19
Step by Step Solution
- Step 1: Write the proportion equation
9,973,239.84 : 14,986,872.72 = 5,427,649.44 : x - Step 2: Convert to fraction form
9,973,239.84/14,986,872.72 = 5,427,649.44/x - Step 3: Cross multiply
9,973,239.84x = 14,986,872.72 × 5,427,649.44 - Step 4: Simplify right side
9,973,239.84x = 81,343,491,326,059.28 - Step 5: Solve for x
x = 81,343,491,326,059.28/9,973,239.84 - Step 6: Final answer
x = 8,156,175.19
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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.