Finding the Fourth Proportional to 17,728,722.55, 26,538,541.14 and 11,567,437.46
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Solution
The fourth proportional to 17,728,722.55, 26,538,541.14 and 11,567,437.46 is: 17,315,568.80
Step by Step Solution
- Step 1: Write the proportion equation
17,728,722.55 : 26,538,541.14 = 11,567,437.46 : x - Step 2: Convert to fraction form
17,728,722.55/26,538,541.14 = 11,567,437.46/x - Step 3: Cross multiply
17,728,722.55x = 26,538,541.14 × 11,567,437.46 - Step 4: Simplify right side
17,728,722.55x = 306,982,915,011,004.25 - Step 5: Solve for x
x = 306,982,915,011,004.25/17,728,722.55 - Step 6: Final answer
x = 17,315,568.80
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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.