Finding the Fourth Proportional to 21,149,905.23, 31,724,600.91 and 5,797,181.98
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Solution
The fourth proportional to 21,149,905.23, 31,724,600.91 and 5,797,181.98 is: 8,695,702.55
Step by Step Solution
- Step 1: Write the proportion equation
21,149,905.23 : 31,724,600.91 = 5,797,181.98 : x - Step 2: Convert to fraction form
21,149,905.23/31,724,600.91 = 5,797,181.98/x - Step 3: Cross multiply
21,149,905.23x = 31,724,600.91 × 5,797,181.98 - Step 4: Simplify right side
21,149,905.23x = 183,913,284,736,059.94 - Step 5: Solve for x
x = 183,913,284,736,059.94/21,149,905.23 - Step 6: Final answer
x = 8,695,702.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.