Finding the Fourth Proportional to 67,794,098.05, 93,555,464.52 and 38,430,969.49
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Solution
The fourth proportional to 67,794,098.05, 93,555,464.52 and 38,430,969.49 is: 53,034,516.37
Step by Step Solution
- Step 1: Write the proportion equation
67,794,098.05 : 93,555,464.52 = 38,430,969.49 : x - Step 2: Convert to fraction form
67,794,098.05/93,555,464.52 = 38,430,969.49/x - Step 3: Cross multiply
67,794,098.05x = 93,555,464.52 × 38,430,969.49 - Step 4: Simplify right side
67,794,098.05x = 3,595,427,202,590,897.50 - Step 5: Solve for x
x = 3,595,427,202,590,897.50/67,794,098.05 - Step 6: Final answer
x = 53,034,516.37
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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.