Finding the Fourth Proportional to 7,403,918.81, 11,106,124.25 and 2,546,177.49
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Solution
The fourth proportional to 7,403,918.81, 11,106,124.25 and 2,546,177.49 is: 3,819,350.85
Step by Step Solution
- Step 1: Write the proportion equation
7,403,918.81 : 11,106,124.25 = 2,546,177.49 : x - Step 2: Convert to fraction form
7,403,918.81/11,106,124.25 = 2,546,177.49/x - Step 3: Cross multiply
7,403,918.81x = 11,106,124.25 × 2,546,177.49 - Step 4: Simplify right side
7,403,918.81x = 28,278,163,553,762.25 - Step 5: Solve for x
x = 28,278,163,553,762.25/7,403,918.81 - Step 6: Final answer
x = 3,819,350.85
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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.