Finding the Fourth Proportional to 32,019,983.08, 48,038,942.70 and 12,864,192.25
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Solution
The fourth proportional to 32,019,983.08, 48,038,942.70 and 12,864,192.25 is: 19,299,891.35
Step by Step Solution
- Step 1: Write the proportion equation
32,019,983.08 : 48,038,942.70 = 12,864,192.25 : x - Step 2: Convert to fraction form
32,019,983.08/48,038,942.70 = 12,864,192.25/x - Step 3: Cross multiply
32,019,983.08x = 48,038,942.70 × 12,864,192.25 - Step 4: Simplify right side
32,019,983.08x = 617,982,194,379,534.12 - Step 5: Solve for x
x = 617,982,194,379,534.12/32,019,983.08 - Step 6: Final answer
x = 19,299,891.35
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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.