Finding the Fourth Proportional to 4,748,396.07, 6,552,907.65 and 2,913,867.57
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Solution
The fourth proportional to 4,748,396.07, 6,552,907.65 and 2,913,867.57 is: 4,021,211.54
Step by Step Solution
- Step 1: Write the proportion equation
4,748,396.07 : 6,552,907.65 = 2,913,867.57 : x - Step 2: Convert to fraction form
4,748,396.07/6,552,907.65 = 2,913,867.57/x - Step 3: Cross multiply
4,748,396.07x = 6,552,907.65 × 2,913,867.57 - Step 4: Simplify right side
4,748,396.07x = 19,094,305,090,539.91 - Step 5: Solve for x
x = 19,094,305,090,539.91/4,748,396.07 - Step 6: Final answer
x = 4,021,211.54
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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.