Finding the Fourth Proportional to 53,278,389.93, 79,925,160.36 and 16,393,338.20
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Solution
The fourth proportional to 53,278,389.93, 79,925,160.36 and 16,393,338.20 is: 24,592,338.20
Step by Step Solution
- Step 1: Write the proportion equation
53,278,389.93 : 79,925,160.36 = 16,393,338.20 : x - Step 2: Convert to fraction form
53,278,389.93/79,925,160.36 = 16,393,338.20/x - Step 3: Cross multiply
53,278,389.93x = 79,925,160.36 × 16,393,338.20 - Step 4: Simplify right side
53,278,389.93x = 1,310,240,184,071,088 - Step 5: Solve for x
x = 1,310,240,184,071,088/53,278,389.93 - Step 6: Final answer
x = 24,592,338.20
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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.