Finding the Fourth Proportional to 6,472,261.26, 9,705,867.12 and 2,426,542.11
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Solution
The fourth proportional to 6,472,261.26, 9,705,867.12 and 2,426,542.11 is: 3,638,866.59
Step by Step Solution
- Step 1: Write the proportion equation
6,472,261.26 : 9,705,867.12 = 2,426,542.11 : x - Step 2: Convert to fraction form
6,472,261.26/9,705,867.12 = 2,426,542.11/x - Step 3: Cross multiply
6,472,261.26x = 9,705,867.12 × 2,426,542.11 - Step 4: Simplify right side
6,472,261.26x = 23,551,695,280,744.42 - Step 5: Solve for x
x = 23,551,695,280,744.42/6,472,261.26 - Step 6: Final answer
x = 3,638,866.59
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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.