Finding the Fourth Proportional to 17,652,035.20, 26,478,052.80 and 5,684,771.20
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Solution
The fourth proportional to 17,652,035.20, 26,478,052.80 and 5,684,771.20 is: 8,527,156.80
Step by Step Solution
- Step 1: Write the proportion equation
17,652,035.20 : 26,478,052.80 = 5,684,771.20 : x - Step 2: Convert to fraction form
17,652,035.20/26,478,052.80 = 5,684,771.20/x - Step 3: Cross multiply
17,652,035.20x = 26,478,052.80 × 5,684,771.20 - Step 4: Simplify right side
17,652,035.20x = 150,521,671,989,519.38 - Step 5: Solve for x
x = 150,521,671,989,519.38/17,652,035.20 - Step 6: Final answer
x = 8,527,156.80
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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.