Finding the Fourth Proportional to 5,989,106.88, 8,979,830.16 and 3,559,612.08
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Solution
The fourth proportional to 5,989,106.88, 8,979,830.16 and 3,559,612.08 is: 5,337,141.67
Step by Step Solution
- Step 1: Write the proportion equation
5,989,106.88 : 8,979,830.16 = 3,559,612.08 : x - Step 2: Convert to fraction form
5,989,106.88/8,979,830.16 = 3,559,612.08/x - Step 3: Cross multiply
5,989,106.88x = 8,979,830.16 × 3,559,612.08 - Step 4: Simplify right side
5,989,106.88x = 31,964,711,913,884.34 - Step 5: Solve for x
x = 31,964,711,913,884.34/5,989,106.88 - Step 6: Final answer
x = 5,337,141.67
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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.