Finding the Fourth Proportional to 7,604,228.97, 11,406,868.34 and 2,212,924.05
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Solution
The fourth proportional to 7,604,228.97, 11,406,868.34 and 2,212,924.05 is: 3,319,538.82
Step by Step Solution
- Step 1: Write the proportion equation
7,604,228.97 : 11,406,868.34 = 2,212,924.05 : x - Step 2: Convert to fraction form
7,604,228.97/11,406,868.34 = 2,212,924.05/x - Step 3: Cross multiply
7,604,228.97x = 11,406,868.34 × 2,212,924.05 - Step 4: Simplify right side
7,604,228.97x = 25,242,533,273,704.96 - Step 5: Solve for x
x = 25,242,533,273,704.96/7,604,228.97 - Step 6: Final answer
x = 3,319,538.82
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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.