Finding the Fourth Proportional to 49,872,212.40, 74,682,347.40 and 32,740,129.20
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Solution
The fourth proportional to 49,872,212.40, 74,682,347.40 and 32,740,129.20 is: 49,027,496.18
Step by Step Solution
- Step 1: Write the proportion equation
49,872,212.40 : 74,682,347.40 = 32,740,129.20 : x - Step 2: Convert to fraction form
49,872,212.40/74,682,347.40 = 32,740,129.20/x - Step 3: Cross multiply
49,872,212.40x = 74,682,347.40 × 32,740,129.20 - Step 4: Simplify right side
49,872,212.40x = 2,445,109,702,835,284 - Step 5: Solve for x
x = 2,445,109,702,835,284/49,872,212.40 - Step 6: Final answer
x = 49,027,496.18
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.