Finding the Fourth Proportional to 13,462,546.02, 18,579,776.19 and 8,305,774.98
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Solution
The fourth proportional to 13,462,546.02, 18,579,776.19 and 8,305,774.98 is: 11,462,871.88
Step by Step Solution
- Step 1: Write the proportion equation
13,462,546.02 : 18,579,776.19 = 8,305,774.98 : x - Step 2: Convert to fraction form
13,462,546.02/18,579,776.19 = 8,305,774.98/x - Step 3: Cross multiply
13,462,546.02x = 18,579,776.19 × 8,305,774.98 - Step 4: Simplify right side
13,462,546.02x = 154,319,440,212,901.75 - Step 5: Solve for x
x = 154,319,440,212,901.75/13,462,546.02 - Step 6: Final answer
x = 11,462,871.88
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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.