Finding the Fourth Proportional to 5,974,830.42, 8,245,228.28 and 3,396,511.32
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Solution
The fourth proportional to 5,974,830.42, 8,245,228.28 and 3,396,511.32 is: 4,687,164.19
Step by Step Solution
- Step 1: Write the proportion equation
5,974,830.42 : 8,245,228.28 = 3,396,511.32 : x - Step 2: Convert to fraction form
5,974,830.42/8,245,228.28 = 3,396,511.32/x - Step 3: Cross multiply
5,974,830.42x = 8,245,228.28 × 3,396,511.32 - Step 4: Simplify right side
5,974,830.42x = 28,005,011,189,004.13 - Step 5: Solve for x
x = 28,005,011,189,004.13/5,974,830.42 - Step 6: Final answer
x = 4,687,164.19
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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.