Finding the Fourth Proportional to 59,031,183.70, 81,295,491.81 and 50,710,785.94
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Solution
The fourth proportional to 59,031,183.70, 81,295,491.81 and 50,710,785.94 is: 69,836,957.77
Step by Step Solution
- Step 1: Write the proportion equation
59,031,183.70 : 81,295,491.81 = 50,710,785.94 : x - Step 2: Convert to fraction form
59,031,183.70/81,295,491.81 = 50,710,785.94/x - Step 3: Cross multiply
59,031,183.70x = 81,295,491.81 × 50,710,785.94 - Step 4: Simplify right side
59,031,183.70x = 4,122,558,283,063,933 - Step 5: Solve for x
x = 4,122,558,283,063,933/59,031,183.70 - Step 6: Final answer
x = 69,836,957.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.