Finding the Fourth Proportional to 19,247,295.20, 28,871,311.34 and 6,293,494.13
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Solution
The fourth proportional to 19,247,295.20, 28,871,311.34 and 6,293,494.13 is: 9,440,361.70
Step by Step Solution
- Step 1: Write the proportion equation
19,247,295.20 : 28,871,311.34 = 6,293,494.13 : x - Step 2: Convert to fraction form
19,247,295.20/28,871,311.34 = 6,293,494.13/x - Step 3: Cross multiply
19,247,295.20x = 28,871,311.34 × 6,293,494.13 - Step 4: Simplify right side
19,247,295.20x = 181,701,428,315,069.62 - Step 5: Solve for x
x = 181,701,428,315,069.62/19,247,295.20 - Step 6: Final answer
x = 9,440,361.70
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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.