Finding the Fourth Proportional to 5,440,196.67, 7,507,174.84 and 2,992,412.53
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Solution
The fourth proportional to 5,440,196.67, 7,507,174.84 and 2,992,412.53 is: 4,129,366.16
Step by Step Solution
- Step 1: Write the proportion equation
5,440,196.67 : 7,507,174.84 = 2,992,412.53 : x - Step 2: Convert to fraction form
5,440,196.67/7,507,174.84 = 2,992,412.53/x - Step 3: Cross multiply
5,440,196.67x = 7,507,174.84 × 2,992,412.53 - Step 4: Simplify right side
5,440,196.67x = 22,464,564,056,116.74 - Step 5: Solve for x
x = 22,464,564,056,116.74/5,440,196.67 - Step 6: Final answer
x = 4,129,366.16
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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.