Finding the Fourth Proportional to 52,943,237.62, 73,063,442.22 and 29,422,765.74
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Solution
The fourth proportional to 52,943,237.62, 73,063,442.22 and 29,422,765.74 is: 40,604,402.78
Step by Step Solution
- Step 1: Write the proportion equation
52,943,237.62 : 73,063,442.22 = 29,422,765.74 : x - Step 2: Convert to fraction form
52,943,237.62/73,063,442.22 = 29,422,765.74/x - Step 3: Cross multiply
52,943,237.62x = 73,063,442.22 × 29,422,765.74 - Step 4: Simplify right side
52,943,237.62x = 2,149,728,544,597,085.50 - Step 5: Solve for x
x = 2,149,728,544,597,085.50/52,943,237.62 - Step 6: Final answer
x = 40,604,402.78
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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.