Finding the Fourth Proportional to 7,536,774.42, 11,303,463.42 and 2,145,305.34
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Solution
The fourth proportional to 7,536,774.42, 11,303,463.42 and 2,145,305.34 is: 3,217,474.62
Step by Step Solution
- Step 1: Write the proportion equation
7,536,774.42 : 11,303,463.42 = 2,145,305.34 : x - Step 2: Convert to fraction form
7,536,774.42/11,303,463.42 = 2,145,305.34/x - Step 3: Cross multiply
7,536,774.42x = 11,303,463.42 × 2,145,305.34 - Step 4: Simplify right side
7,536,774.42x = 24,249,380,435,420.66 - Step 5: Solve for x
x = 24,249,380,435,420.66/7,536,774.42 - Step 6: Final answer
x = 3,217,474.62
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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.