Finding the Fourth Proportional to 9,871,512.57, 14,804,251.79 and 3,480,270.26
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Solution
The fourth proportional to 9,871,512.57, 14,804,251.79 and 3,480,270.26 is: 5,219,341.69
Step by Step Solution
- Step 1: Write the proportion equation
9,871,512.57 : 14,804,251.79 = 3,480,270.26 : x - Step 2: Convert to fraction form
9,871,512.57/14,804,251.79 = 3,480,270.26/x - Step 3: Cross multiply
9,871,512.57x = 14,804,251.79 × 3,480,270.26 - Step 4: Simplify right side
9,871,512.57x = 51,522,797,134,866.16 - Step 5: Solve for x
x = 51,522,797,134,866.16/9,871,512.57 - Step 6: Final answer
x = 5,219,341.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.