Finding the Fourth Proportional to 19,233,854.36, 28,844,138.58 and 5,583,300.44
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Solution
The fourth proportional to 19,233,854.36, 28,844,138.58 and 5,583,300.44 is: 8,373,022.31
Step by Step Solution
- Step 1: Write the proportion equation
19,233,854.36 : 28,844,138.58 = 5,583,300.44 : x - Step 2: Convert to fraction form
19,233,854.36/28,844,138.58 = 5,583,300.44/x - Step 3: Cross multiply
19,233,854.36x = 28,844,138.58 × 5,583,300.44 - Step 4: Simplify right side
19,233,854.36x = 161,045,491,625,134.97 - Step 5: Solve for x
x = 161,045,491,625,134.97/19,233,854.36 - Step 6: Final answer
x = 8,373,022.31
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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.