Finding the Fourth Proportional to 53,311,779.75, 79,970,660.96 and 14,970,304.47
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Solution
The fourth proportional to 53,311,779.75, 79,970,660.96 and 14,970,304.47 is: 22,456,296.69
Step by Step Solution
- Step 1: Write the proportion equation
53,311,779.75 : 79,970,660.96 = 14,970,304.47 : x - Step 2: Convert to fraction form
53,311,779.75/79,970,660.96 = 14,970,304.47/x - Step 3: Cross multiply
53,311,779.75x = 79,970,660.96 × 14,970,304.47 - Step 4: Simplify right side
53,311,779.75x = 1,197,185,143,238,342.50 - Step 5: Solve for x
x = 1,197,185,143,238,342.50/53,311,779.75 - Step 6: Final answer
x = 22,456,296.69
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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.