Finding the Fourth Proportional to 32,011,389.84, 44,179,923.24 and 18,257,201.04
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Solution
The fourth proportional to 32,011,389.84, 44,179,923.24 and 18,257,201.04 is: 25,197,335.84
Step by Step Solution
- Step 1: Write the proportion equation
32,011,389.84 : 44,179,923.24 = 18,257,201.04 : x - Step 2: Convert to fraction form
32,011,389.84/44,179,923.24 = 18,257,201.04/x - Step 3: Cross multiply
32,011,389.84x = 44,179,923.24 × 18,257,201.04 - Step 4: Simplify right side
32,011,389.84x = 806,601,740,524,448.12 - Step 5: Solve for x
x = 806,601,740,524,448.12/32,011,389.84 - Step 6: Final answer
x = 25,197,335.84
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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.