Finding the Fourth Proportional to 15,190,342.67, 22,787,516.14 and 4,951,615.12
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Solution
The fourth proportional to 15,190,342.67, 22,787,516.14 and 4,951,615.12 is: 7,428,075.31
Step by Step Solution
- Step 1: Write the proportion equation
15,190,342.67 : 22,787,516.14 = 4,951,615.12 : x - Step 2: Convert to fraction form
15,190,342.67/22,787,516.14 = 4,951,615.12/x - Step 3: Cross multiply
15,190,342.67x = 22,787,516.14 × 4,951,615.12 - Step 4: Simplify right side
15,190,342.67x = 112,835,009,396,720.20 - Step 5: Solve for x
x = 112,835,009,396,720.20/15,190,342.67 - Step 6: Final answer
x = 7,428,075.31
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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.