Finding the Fourth Proportional to 62,138,796.09, 85,752,211.05 and 34,261,560.24
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Solution
The fourth proportional to 62,138,796.09, 85,752,211.05 and 34,261,560.24 is: 47,281,323.90
Step by Step Solution
- Step 1: Write the proportion equation
62,138,796.09 : 85,752,211.05 = 34,261,560.24 : x - Step 2: Convert to fraction form
62,138,796.09/85,752,211.05 = 34,261,560.24/x - Step 3: Cross multiply
62,138,796.09x = 85,752,211.05 × 34,261,560.24 - Step 4: Simplify right side
62,138,796.09x = 2,938,004,544,602,768.50 - Step 5: Solve for x
x = 2,938,004,544,602,768.50/62,138,796.09 - Step 6: Final answer
x = 47,281,323.90
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1.5x scale
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.