Finding the Fourth Proportional to 5,385,209.40, 8,066,927.70 and 3,357,228.60
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Solution
The fourth proportional to 5,385,209.40, 8,066,927.70 and 3,357,228.60 is: 5,029,056.14
Step by Step Solution
- Step 1: Write the proportion equation
5,385,209.40 : 8,066,927.70 = 3,357,228.60 : x - Step 2: Convert to fraction form
5,385,209.40/8,066,927.70 = 3,357,228.60/x - Step 3: Cross multiply
5,385,209.40x = 8,066,927.70 × 3,357,228.60 - Step 4: Simplify right side
5,385,209.40x = 27,082,520,388,572.22 - Step 5: Solve for x
x = 27,082,520,388,572.22/5,385,209.40 - Step 6: Final answer
x = 5,029,056.14
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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.