Finding the Fourth Proportional to 29,551,811.34, 44,394,960.06 and 21,379,663.02
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Solution
The fourth proportional to 29,551,811.34, 44,394,960.06 and 21,379,663.02 is: 32,118,142.44
Step by Step Solution
- Step 1: Write the proportion equation
29,551,811.34 : 44,394,960.06 = 21,379,663.02 : x - Step 2: Convert to fraction form
29,551,811.34/44,394,960.06 = 21,379,663.02/x - Step 3: Cross multiply
29,551,811.34x = 44,394,960.06 × 21,379,663.02 - Step 4: Simplify right side
29,551,811.34x = 949,149,285,869,159 - Step 5: Solve for x
x = 949,149,285,869,159/29,551,811.34 - Step 6: Final answer
x = 32,118,142.44
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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.