Finding the Fourth Proportional to 32,081,884.65, 48,110,972.90 and 13,888,740.33
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Solution
The fourth proportional to 32,081,884.65, 48,110,972.90 and 13,888,740.33 is: 20,827,978.68
Step by Step Solution
- Step 1: Write the proportion equation
32,081,884.65 : 48,110,972.90 = 13,888,740.33 : x - Step 2: Convert to fraction form
32,081,884.65/48,110,972.90 = 13,888,740.33/x - Step 3: Cross multiply
32,081,884.65x = 48,110,972.90 × 13,888,740.33 - Step 4: Simplify right side
32,081,884.65x = 668,200,809,562,323.38 - Step 5: Solve for x
x = 668,200,809,562,323.38/32,081,884.65 - Step 6: Final answer
x = 20,827,978.68
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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.