Finding the Fourth Proportional to 5,566,509.90, 8,347,133.16 and 2,156,393.70
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Solution
The fourth proportional to 5,566,509.90, 8,347,133.16 and 2,156,393.70 is: 3,233,571.07
Step by Step Solution
- Step 1: Write the proportion equation
5,566,509.90 : 8,347,133.16 = 2,156,393.70 : x - Step 2: Convert to fraction form
5,566,509.90/8,347,133.16 = 2,156,393.70/x - Step 3: Cross multiply
5,566,509.90x = 8,347,133.16 × 2,156,393.70 - Step 4: Simplify right side
5,566,509.90x = 17,999,705,359,285.09 - Step 5: Solve for x
x = 17,999,705,359,285.09/5,566,509.90 - Step 6: Final answer
x = 3,233,571.07
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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.