Finding the Fourth Proportional to 14,235,243.84, 21,353,456.25 and 4,137,864.84
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Solution
The fourth proportional to 14,235,243.84, 21,353,456.25 and 4,137,864.84 is: 6,206,968.90
Step by Step Solution
- Step 1: Write the proportion equation
14,235,243.84 : 21,353,456.25 = 4,137,864.84 : x - Step 2: Convert to fraction form
14,235,243.84/21,353,456.25 = 4,137,864.84/x - Step 3: Cross multiply
14,235,243.84x = 21,353,456.25 × 4,137,864.84 - Step 4: Simplify right side
14,235,243.84x = 88,357,715,829,353.25 - Step 5: Solve for x
x = 88,357,715,829,353.25/14,235,243.84 - Step 6: Final answer
x = 6,206,968.90
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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.