Finding the Fourth Proportional to 50,311,206.84, 69,431,925.46 and 28,291,635.48
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Solution
The fourth proportional to 50,311,206.84, 69,431,925.46 and 28,291,635.48 is: 39,043,840.31
Step by Step Solution
- Step 1: Write the proportion equation
50,311,206.84 : 69,431,925.46 = 28,291,635.48 : x - Step 2: Convert to fraction form
50,311,206.84/69,431,925.46 = 28,291,635.48/x - Step 3: Cross multiply
50,311,206.84x = 69,431,925.46 × 28,291,635.48 - Step 4: Simplify right side
50,311,206.84x = 1,964,342,725,788,851.25 - Step 5: Solve for x
x = 1,964,342,725,788,851.25/50,311,206.84 - Step 6: Final answer
x = 39,043,840.31
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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.