Finding the Fourth Proportional to 7,553,584.80, 11,335,101.12 and 3,065,860.80
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Solution
The fourth proportional to 7,553,584.80, 11,335,101.12 and 3,065,860.80 is: 4,600,708.55
Step by Step Solution
- Step 1: Write the proportion equation
7,553,584.80 : 11,335,101.12 = 3,065,860.80 : x - Step 2: Convert to fraction form
7,553,584.80/11,335,101.12 = 3,065,860.80/x - Step 3: Cross multiply
7,553,584.80x = 11,335,101.12 × 3,065,860.80 - Step 4: Simplify right side
7,553,584.80x = 34,751,842,187,844.09 - Step 5: Solve for x
x = 34,751,842,187,844.09/7,553,584.80 - Step 6: Final answer
x = 4,600,708.55
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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.