Finding the Fourth Proportional to 84,487,392.92, 126,745,396.62 and 29,140,199.36
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Solution
The fourth proportional to 84,487,392.92, 126,745,396.62 and 29,140,199.36 is: 43,715,233.69
Step by Step Solution
- Step 1: Write the proportion equation
84,487,392.92 : 126,745,396.62 = 29,140,199.36 : x - Step 2: Convert to fraction form
84,487,392.92/126,745,396.62 = 29,140,199.36/x - Step 3: Cross multiply
84,487,392.92x = 126,745,396.62 × 29,140,199.36 - Step 4: Simplify right side
84,487,392.92x = 3,693,386,125,469,070 - Step 5: Solve for x
x = 3,693,386,125,469,070/84,487,392.92 - Step 6: Final answer
x = 43,715,233.69
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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.