Finding the Fourth Proportional to 16,871,993.63, 25,312,306.12 and 4,904,729.63
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Solution
The fourth proportional to 16,871,993.63, 25,312,306.12 and 4,904,729.63 is: 7,358,349.02
Step by Step Solution
- Step 1: Write the proportion equation
16,871,993.63 : 25,312,306.12 = 4,904,729.63 : x - Step 2: Convert to fraction form
16,871,993.63/25,312,306.12 = 4,904,729.63/x - Step 3: Cross multiply
16,871,993.63x = 25,312,306.12 × 4,904,729.63 - Step 4: Simplify right side
16,871,993.63x = 124,150,017,691,570.98 - Step 5: Solve for x
x = 124,150,017,691,570.98/16,871,993.63 - Step 6: Final answer
x = 7,358,349.02
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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.