Finding the Fourth Proportional to 14,508,837.32, 21,765,913.18 and 5,984,523.68
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Solution
The fourth proportional to 14,508,837.32, 21,765,913.18 and 5,984,523.68 is: 8,977,881.55
Step by Step Solution
- Step 1: Write the proportion equation
14,508,837.32 : 21,765,913.18 = 5,984,523.68 : x - Step 2: Convert to fraction form
14,508,837.32/21,765,913.18 = 5,984,523.68/x - Step 3: Cross multiply
14,508,837.32x = 21,765,913.18 × 5,984,523.68 - Step 4: Simplify right side
14,508,837.32x = 130,258,622,842,534.09 - Step 5: Solve for x
x = 130,258,622,842,534.09/14,508,837.32 - Step 6: Final answer
x = 8,977,881.55
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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.