Finding the Fourth Proportional to 26,531,163.28, 36,612,576.48 and 14,928,720.08
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Solution
The fourth proportional to 26,531,163.28, 36,612,576.48 and 14,928,720.08 is: 20,601,392.40
Step by Step Solution
- Step 1: Write the proportion equation
26,531,163.28 : 36,612,576.48 = 14,928,720.08 : x - Step 2: Convert to fraction form
26,531,163.28/36,612,576.48 = 14,928,720.08/x - Step 3: Cross multiply
26,531,163.28x = 36,612,576.48 × 14,928,720.08 - Step 4: Simplify right side
26,531,163.28x = 546,578,905,677,511.69 - Step 5: Solve for x
x = 546,578,905,677,511.69/26,531,163.28 - Step 6: Final answer
x = 20,601,392.40
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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.