Finding the Fourth Proportional to 5,925,177.21, 8,176,744.55 and 3,208,923.21
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Solution
The fourth proportional to 5,925,177.21, 8,176,744.55 and 3,208,923.21 is: 4,428,314.03
Step by Step Solution
- Step 1: Write the proportion equation
5,925,177.21 : 8,176,744.55 = 3,208,923.21 : x - Step 2: Convert to fraction form
5,925,177.21/8,176,744.55 = 3,208,923.21/x - Step 3: Cross multiply
5,925,177.21x = 8,176,744.55 × 3,208,923.21 - Step 4: Simplify right side
5,925,177.21x = 26,238,545,368,736.00 - Step 5: Solve for x
x = 26,238,545,368,736.00/5,925,177.21 - Step 6: Final answer
x = 4,428,314.03
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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.