Finding the Fourth Proportional to 19,239,660.05, 26,551,247.31 and 10,866,358.08
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Solution
The fourth proportional to 19,239,660.05, 26,551,247.31 and 10,866,358.08 is: 14,995,865.83
Step by Step Solution
- Step 1: Write the proportion equation
19,239,660.05 : 26,551,247.31 = 10,866,358.08 : x - Step 2: Convert to fraction form
19,239,660.05/26,551,247.31 = 10,866,358.08/x - Step 3: Cross multiply
19,239,660.05x = 26,551,247.31 × 10,866,358.08 - Step 4: Simplify right side
19,239,660.05x = 288,515,360,741,096.75 - Step 5: Solve for x
x = 288,515,360,741,096.75/19,239,660.05 - Step 6: Final answer
x = 14,995,865.83
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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.