Finding the Fourth Proportional to 17,871,010.81, 26,820,879.34 and 9,237,639.68
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Solution
The fourth proportional to 17,871,010.81, 26,820,879.34 and 9,237,639.68 is: 13,863,883.92
Step by Step Solution
- Step 1: Write the proportion equation
17,871,010.81 : 26,820,879.34 = 9,237,639.68 : x - Step 2: Convert to fraction form
17,871,010.81/26,820,879.34 = 9,237,639.68/x - Step 3: Cross multiply
17,871,010.81x = 26,820,879.34 × 9,237,639.68 - Step 4: Simplify right side
17,871,010.81x = 247,761,619,381,220.25 - Step 5: Solve for x
x = 247,761,619,381,220.25/17,871,010.81 - Step 6: Final answer
x = 13,863,883.92
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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.