Finding the Fourth Proportional to 21,556,237.48, 32,306,349.66 and 8,761,840.36
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Solution
The fourth proportional to 21,556,237.48, 32,306,349.66 and 8,761,840.36 is: 13,131,376.87
Step by Step Solution
- Step 1: Write the proportion equation
21,556,237.48 : 32,306,349.66 = 8,761,840.36 : x - Step 2: Convert to fraction form
21,556,237.48/32,306,349.66 = 8,761,840.36/x - Step 3: Cross multiply
21,556,237.48x = 32,306,349.66 × 8,761,840.36 - Step 4: Simplify right side
21,556,237.48x = 283,063,078,335,260.25 - Step 5: Solve for x
x = 283,063,078,335,260.25/21,556,237.48 - Step 6: Final answer
x = 13,131,376.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.