Finding the Fourth Proportional to 5,314,467.47, 7,334,282.36 and 4,023,262.67
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Solution
The fourth proportional to 5,314,467.47, 7,334,282.36 and 4,023,262.67 is: 5,552,342.66
Step by Step Solution
- Step 1: Write the proportion equation
5,314,467.47 : 7,334,282.36 = 4,023,262.67 : x - Step 2: Convert to fraction form
5,314,467.47/7,334,282.36 = 4,023,262.67/x - Step 3: Cross multiply
5,314,467.47x = 7,334,282.36 × 4,023,262.67 - Step 4: Simplify right side
5,314,467.47x = 29,507,744,403,614.25 - Step 5: Solve for x
x = 29,507,744,403,614.25/5,314,467.47 - Step 6: Final answer
x = 5,552,342.66
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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.