Finding the Fourth Proportional to 53,953,844.45, 74,456,252.60 and 29,173,972.10
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Solution
The fourth proportional to 53,953,844.45, 74,456,252.60 and 29,173,972.10 is: 40,260,052.97
Step by Step Solution
- Step 1: Write the proportion equation
53,953,844.45 : 74,456,252.60 = 29,173,972.10 : x - Step 2: Convert to fraction form
53,953,844.45/74,456,252.60 = 29,173,972.10/x - Step 3: Cross multiply
53,953,844.45x = 74,456,252.60 × 29,173,972.10 - Step 4: Simplify right side
53,953,844.45x = 2,172,184,635,504,801.25 - Step 5: Solve for x
x = 2,172,184,635,504,801.25/53,953,844.45 - Step 6: Final answer
x = 40,260,052.97
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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.