Finding the Fourth Proportional to 14,246,503.56, 19,659,603.96 and 8,365,354.38
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Solution
The fourth proportional to 14,246,503.56, 19,659,603.96 and 8,365,354.38 is: 11,543,853.79
Step by Step Solution
- Step 1: Write the proportion equation
14,246,503.56 : 19,659,603.96 = 8,365,354.38 : x - Step 2: Convert to fraction form
14,246,503.56/19,659,603.96 = 8,365,354.38/x - Step 3: Cross multiply
14,246,503.56x = 19,659,603.96 × 8,365,354.38 - Step 4: Simplify right side
14,246,503.56x = 164,459,554,095,851.34 - Step 5: Solve for x
x = 164,459,554,095,851.34/14,246,503.56 - Step 6: Final answer
x = 11,543,853.79
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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.