Finding the Fourth Proportional to 7,430,177.54, 10,254,765.80 and 4,531,249.95
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Solution
The fourth proportional to 7,430,177.54, 10,254,765.80 and 4,531,249.95 is: 6,253,808.44
Step by Step Solution
- Step 1: Write the proportion equation
7,430,177.54 : 10,254,765.80 = 4,531,249.95 : x - Step 2: Convert to fraction form
7,430,177.54/10,254,765.80 = 4,531,249.95/x - Step 3: Cross multiply
7,430,177.54x = 10,254,765.80 × 4,531,249.95 - Step 4: Simplify right side
7,430,177.54x = 46,466,907,029,839.84 - Step 5: Solve for x
x = 46,466,907,029,839.84/7,430,177.54 - Step 6: Final answer
x = 6,253,808.44
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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.