Finding the Fourth Proportional to 41,290,497.66, 61,931,739.42 and 12,536,882.49
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Solution
The fourth proportional to 41,290,497.66, 61,931,739.42 and 12,536,882.49 is: 18,804,107.08
Step by Step Solution
- Step 1: Write the proportion equation
41,290,497.66 : 61,931,739.42 = 12,536,882.49 : x - Step 2: Convert to fraction form
41,290,497.66/61,931,739.42 = 12,536,882.49/x - Step 3: Cross multiply
41,290,497.66x = 61,931,739.42 × 12,536,882.49 - Step 4: Simplify right side
41,290,497.66x = 776,430,939,509,840.75 - Step 5: Solve for x
x = 776,430,939,509,840.75/41,290,497.66 - Step 6: Final answer
x = 18,804,107.08
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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.