Finding the Fourth Proportional to 43,119,258.12, 59,505,478.74 and 23,540,971.68
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Solution
The fourth proportional to 43,119,258.12, 59,505,478.74 and 23,540,971.68 is: 32,487,033.66
Step by Step Solution
- Step 1: Write the proportion equation
43,119,258.12 : 59,505,478.74 = 23,540,971.68 : x - Step 2: Convert to fraction form
43,119,258.12/59,505,478.74 = 23,540,971.68/x - Step 3: Cross multiply
43,119,258.12x = 59,505,478.74 × 23,540,971.68 - Step 4: Simplify right side
43,119,258.12x = 1,400,816,789,823,182 - Step 5: Solve for x
x = 1,400,816,789,823,182/43,119,258.12 - Step 6: Final answer
x = 32,487,033.66
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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.