Finding the Fourth Proportional to 5,357,840.25, 7,393,822.43 and 2,943,547.77
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Solution
The fourth proportional to 5,357,840.25, 7,393,822.43 and 2,943,547.77 is: 4,062,097.50
Step by Step Solution
- Step 1: Write the proportion equation
5,357,840.25 : 7,393,822.43 = 2,943,547.77 : x - Step 2: Convert to fraction form
5,357,840.25/7,393,822.43 = 2,943,547.77/x - Step 3: Cross multiply
5,357,840.25x = 7,393,822.43 × 2,943,547.77 - Step 4: Simplify right side
5,357,840.25x = 21,764,069,510,884.74 - Step 5: Solve for x
x = 21,764,069,510,884.74/5,357,840.25 - Step 6: Final answer
x = 4,062,097.50
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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.