Finding the Fourth Proportional to 5,805,985.42, 8,012,533.35 and 3,227,709.28
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Solution
The fourth proportional to 5,805,985.42, 8,012,533.35 and 3,227,709.28 is: 4,454,390.84
Step by Step Solution
- Step 1: Write the proportion equation
5,805,985.42 : 8,012,533.35 = 3,227,709.28 : x - Step 2: Convert to fraction form
5,805,985.42/8,012,533.35 = 3,227,709.28/x - Step 3: Cross multiply
5,805,985.42x = 8,012,533.35 × 3,227,709.28 - Step 4: Simplify right side
5,805,985.42x = 25,862,128,250,104.48 - Step 5: Solve for x
x = 25,862,128,250,104.48/5,805,985.42 - Step 6: Final answer
x = 4,454,390.84
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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.