Finding the Fourth Proportional to 73,394,294.10, 110,091,441.15 and 49,207,823.70
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Solution
The fourth proportional to 73,394,294.10, 110,091,441.15 and 49,207,823.70 is: 73,811,735.55
Step by Step Solution
- Step 1: Write the proportion equation
73,394,294.10 : 110,091,441.15 = 49,207,823.70 : x - Step 2: Convert to fraction form
73,394,294.10/110,091,441.15 = 49,207,823.70/x - Step 3: Cross multiply
73,394,294.10x = 110,091,441.15 × 49,207,823.70 - Step 4: Simplify right side
73,394,294.10x = 5,417,360,226,988,126 - Step 5: Solve for x
x = 5,417,360,226,988,126/73,394,294.10 - Step 6: Final answer
x = 73,811,735.55
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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.