Finding the Fourth Proportional to 57,745,004.93, 86,589,163.75 and 28,565,129.69
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Solution
The fourth proportional to 57,745,004.93, 86,589,163.75 and 28,565,129.69 is: 42,833,673.58
Step by Step Solution
- Step 1: Write the proportion equation
57,745,004.93 : 86,589,163.75 = 28,565,129.69 : x - Step 2: Convert to fraction form
57,745,004.93/86,589,163.75 = 28,565,129.69/x - Step 3: Cross multiply
57,745,004.93x = 86,589,163.75 × 28,565,129.69 - Step 4: Simplify right side
57,745,004.93x = 2,473,430,692,267,397 - Step 5: Solve for x
x = 2,473,430,692,267,397/57,745,004.93 - Step 6: Final answer
x = 42,833,673.58
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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.