Finding the Fourth Proportional to 84,497,956.70, 126,528,647.87 and 58,317,576.86
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Solution
The fourth proportional to 84,497,956.70, 126,528,647.87 and 58,317,576.86 is: 87,325,711.00
Step by Step Solution
- Step 1: Write the proportion equation
84,497,956.70 : 126,528,647.87 = 58,317,576.86 : x - Step 2: Convert to fraction form
84,497,956.70/126,528,647.87 = 58,317,576.86/x - Step 3: Cross multiply
84,497,956.70x = 126,528,647.87 × 58,317,576.86 - Step 4: Simplify right side
84,497,956.70x = 7,378,844,147,256,791 - Step 5: Solve for x
x = 7,378,844,147,256,791/84,497,956.70 - Step 6: Final answer
x = 87,325,711.00
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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.