Finding the Fourth Proportional to 11,217,262.23, 16,833,455.09 and 3,930,787.53
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Solution
The fourth proportional to 11,217,262.23, 16,833,455.09 and 3,930,787.53 is: 5,898,831.10
Step by Step Solution
- Step 1: Write the proportion equation
11,217,262.23 : 16,833,455.09 = 3,930,787.53 : x - Step 2: Convert to fraction form
11,217,262.23/16,833,455.09 = 3,930,787.53/x - Step 3: Cross multiply
11,217,262.23x = 16,833,455.09 × 3,930,787.53 - Step 4: Simplify right side
11,217,262.23x = 66,168,735,354,587.02 - Step 5: Solve for x
x = 66,168,735,354,587.02/11,217,262.23 - Step 6: Final answer
x = 5,898,831.10
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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.