Finding the Fourth Proportional to 9,414,741.40, 14,122,112.10 and 6,664,534.30
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Solution
The fourth proportional to 9,414,741.40, 14,122,112.10 and 6,664,534.30 is: 9,996,801.45
Step by Step Solution
- Step 1: Write the proportion equation
9,414,741.40 : 14,122,112.10 = 6,664,534.30 : x - Step 2: Convert to fraction form
9,414,741.40/14,122,112.10 = 6,664,534.30/x - Step 3: Cross multiply
9,414,741.40x = 14,122,112.10 × 6,664,534.30 - Step 4: Simplify right side
9,414,741.40x = 94,117,300,478,895.03 - Step 5: Solve for x
x = 94,117,300,478,895.03/9,414,741.40 - Step 6: Final answer
x = 9,996,801.45
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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.