Finding the Fourth Proportional to 81,322,272.36, 112,224,736.47 and 44,652,843.36
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Solution
The fourth proportional to 81,322,272.36, 112,224,736.47 and 44,652,843.36 is: 61,620,924.17
Step by Step Solution
- Step 1: Write the proportion equation
81,322,272.36 : 112,224,736.47 = 44,652,843.36 : x - Step 2: Convert to fraction form
81,322,272.36/112,224,736.47 = 44,652,843.36/x - Step 3: Cross multiply
81,322,272.36x = 112,224,736.47 × 44,652,843.36 - Step 4: Simplify right side
81,322,272.36x = 5,011,153,578,712,189 - Step 5: Solve for x
x = 5,011,153,578,712,189/81,322,272.36 - Step 6: Final answer
x = 61,620,924.17
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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.