Finding the Fourth Proportional to 36,905,882.80, 55,358,824.20 and 27,339,944.80
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Solution
The fourth proportional to 36,905,882.80, 55,358,824.20 and 27,339,944.80 is: 41,009,917.20
Step by Step Solution
- Step 1: Write the proportion equation
36,905,882.80 : 55,358,824.20 = 27,339,944.80 : x - Step 2: Convert to fraction form
36,905,882.80/55,358,824.20 = 27,339,944.80/x - Step 3: Cross multiply
36,905,882.80x = 55,358,824.20 × 27,339,944.80 - Step 4: Simplify right side
36,905,882.80x = 1,513,507,197,820,904.25 - Step 5: Solve for x
x = 1,513,507,197,820,904.25/36,905,882.80 - Step 6: Final answer
x = 41,009,917.20
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1.5x scale
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.