Finding the Fourth Proportional to 14,234,281.23, 19,643,272.62 and 7,707,910.28
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Solution
The fourth proportional to 14,234,281.23, 19,643,272.62 and 7,707,910.28 is: 10,636,896.98
Step by Step Solution
- Step 1: Write the proportion equation
14,234,281.23 : 19,643,272.62 = 7,707,910.28 : x - Step 2: Convert to fraction form
14,234,281.23/19,643,272.62 = 7,707,910.28/x - Step 3: Cross multiply
14,234,281.23x = 19,643,272.62 × 7,707,910.28 - Step 4: Simplify right side
14,234,281.23x = 151,408,582,960,540.53 - Step 5: Solve for x
x = 151,408,582,960,540.53/14,234,281.23 - Step 6: Final answer
x = 10,636,896.98
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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.