Finding the Fourth Proportional to 10,364,579.81, 15,546,309.09 and 3,176,134.57
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Solution
The fourth proportional to 10,364,579.81, 15,546,309.09 and 3,176,134.57 is: 4,764,030.06
Step by Step Solution
- Step 1: Write the proportion equation
10,364,579.81 : 15,546,309.09 = 3,176,134.57 : x - Step 2: Convert to fraction form
10,364,579.81/15,546,309.09 = 3,176,134.57/x - Step 3: Cross multiply
10,364,579.81x = 15,546,309.09 × 3,176,134.57 - Step 4: Simplify right side
10,364,579.81x = 49,377,169,736,654.23 - Step 5: Solve for x
x = 49,377,169,736,654.23/10,364,579.81 - Step 6: Final answer
x = 4,764,030.06
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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.