Finding the Fourth Proportional to 5,204,482.71, 7,182,722.88 and 2,999,422.95
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Solution
The fourth proportional to 5,204,482.71, 7,182,722.88 and 2,999,422.95 is: 4,139,513.00
Step by Step Solution
- Step 1: Write the proportion equation
5,204,482.71 : 7,182,722.88 = 2,999,422.95 : x - Step 2: Convert to fraction form
5,204,482.71/7,182,722.88 = 2,999,422.95/x - Step 3: Cross multiply
5,204,482.71x = 7,182,722.88 × 2,999,422.95 - Step 4: Simplify right side
5,204,482.71x = 21,544,023,849,762.10 - Step 5: Solve for x
x = 21,544,023,849,762.10/5,204,482.71 - Step 6: Final answer
x = 4,139,513.00
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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.