Finding the Fourth Proportional to 84,572,352.60, 126,872,525.70 and 36,073,440.60
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Solution
The fourth proportional to 84,572,352.60, 126,872,525.70 and 36,073,440.60 is: 54,116,131.09
Step by Step Solution
- Step 1: Write the proportion equation
84,572,352.60 : 126,872,525.70 = 36,073,440.60 : x - Step 2: Convert to fraction form
84,572,352.60/126,872,525.70 = 36,073,440.60/x - Step 3: Cross multiply
84,572,352.60x = 126,872,525.70 × 36,073,440.60 - Step 4: Simplify right side
84,572,352.60x = 4,576,728,519,610,924 - Step 5: Solve for x
x = 4,576,728,519,610,924/84,572,352.60 - Step 6: Final answer
x = 54,116,131.09
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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.