Finding the Fourth Proportional to 48,892,762.35, 67,468,062.87 and 28,267,537.14
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Solution
The fourth proportional to 48,892,762.35, 67,468,062.87 and 28,267,537.14 is: 39,006,918.02
Step by Step Solution
- Step 1: Write the proportion equation
48,892,762.35 : 67,468,062.87 = 28,267,537.14 : x - Step 2: Convert to fraction form
48,892,762.35/67,468,062.87 = 28,267,537.14/x - Step 3: Cross multiply
48,892,762.35x = 67,468,062.87 × 28,267,537.14 - Step 4: Simplify right side
48,892,762.35x = 1,907,155,972,941,580.25 - Step 5: Solve for x
x = 1,907,155,972,941,580.25/48,892,762.35 - Step 6: Final answer
x = 39,006,918.02
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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.