Finding the Fourth Proportional to 41,455,807.20, 62,183,710.80 and 19,879,302.60
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Solution
The fourth proportional to 41,455,807.20, 62,183,710.80 and 19,879,302.60 is: 29,818,953.90
Step by Step Solution
- Step 1: Write the proportion equation
41,455,807.20 : 62,183,710.80 = 19,879,302.60 : x - Step 2: Convert to fraction form
41,455,807.20/62,183,710.80 = 19,879,302.60/x - Step 3: Cross multiply
41,455,807.20x = 62,183,710.80 × 19,879,302.60 - Step 4: Simplify right side
41,455,807.20x = 1,236,168,803,784,088 - Step 5: Solve for x
x = 1,236,168,803,784,088/41,455,807.20 - Step 6: Final answer
x = 29,818,953.90
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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.