Finding the Fourth Proportional to 11,277,753.19, 15,563,131.63 and 6,383,903.29
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Solution
The fourth proportional to 11,277,753.19, 15,563,131.63 and 6,383,903.29 is: 8,809,691.57
Step by Step Solution
- Step 1: Write the proportion equation
11,277,753.19 : 15,563,131.63 = 6,383,903.29 : x - Step 2: Convert to fraction form
11,277,753.19/15,563,131.63 = 6,383,903.29/x - Step 3: Cross multiply
11,277,753.19x = 15,563,131.63 × 6,383,903.29 - Step 4: Simplify right side
11,277,753.19x = 99,353,527,215,460.06 - Step 5: Solve for x
x = 99,353,527,215,460.06/11,277,753.19 - Step 6: Final answer
x = 8,809,691.57
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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.