Finding the Fourth Proportional to 32,143,749.76, 44,345,873.28 and 18,201,904.48
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Solution
The fourth proportional to 32,143,749.76, 44,345,873.28 and 18,201,904.48 is: 25,111,549.07
Step by Step Solution
- Step 1: Write the proportion equation
32,143,749.76 : 44,345,873.28 = 18,201,904.48 : x - Step 2: Convert to fraction form
32,143,749.76/44,345,873.28 = 18,201,904.48/x - Step 3: Cross multiply
32,143,749.76x = 44,345,873.28 × 18,201,904.48 - Step 4: Simplify right side
32,143,749.76x = 807,179,349,524,744.38 - Step 5: Solve for x
x = 807,179,349,524,744.38/32,143,749.76 - Step 6: Final answer
x = 25,111,549.07
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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.