Finding the Fourth Proportional to 6,925,743.04, 9,558,474.84 and 3,985,499.70
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Solution
The fourth proportional to 6,925,743.04, 9,558,474.84 and 3,985,499.70 is: 5,500,535.96
Step by Step Solution
- Step 1: Write the proportion equation
6,925,743.04 : 9,558,474.84 = 3,985,499.70 : x - Step 2: Convert to fraction form
6,925,743.04/9,558,474.84 = 3,985,499.70/x - Step 3: Cross multiply
6,925,743.04x = 9,558,474.84 × 3,985,499.70 - Step 4: Simplify right side
6,925,743.04x = 38,095,298,621,209.99 - Step 5: Solve for x
x = 38,095,298,621,209.99/6,925,743.04 - Step 6: Final answer
x = 5,500,535.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.