Finding the Fourth Proportional to 62,292,135.80, 93,438,203.70 and 36,761,972.60
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Solution
The fourth proportional to 62,292,135.80, 93,438,203.70 and 36,761,972.60 is: 55,142,958.90
Step by Step Solution
- Step 1: Write the proportion equation
62,292,135.80 : 93,438,203.70 = 36,761,972.60 : x - Step 2: Convert to fraction form
62,292,135.80/93,438,203.70 = 36,761,972.60/x - Step 3: Cross multiply
62,292,135.80x = 93,438,203.70 × 36,761,972.60 - Step 4: Simplify right side
62,292,135.80x = 3,434,972,684,212,619 - Step 5: Solve for x
x = 3,434,972,684,212,619/62,292,135.80 - Step 6: Final answer
x = 55,142,958.90
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1.5x scale
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.