Finding the Fourth Proportional to 16,057,840.14, 22,159,541.34 and 8,715,515.70
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Solution
The fourth proportional to 16,057,840.14, 22,159,541.34 and 8,715,515.70 is: 12,027,260.75
Step by Step Solution
- Step 1: Write the proportion equation
16,057,840.14 : 22,159,541.34 = 8,715,515.70 : x - Step 2: Convert to fraction form
16,057,840.14/22,159,541.34 = 8,715,515.70/x - Step 3: Cross multiply
16,057,840.14x = 22,159,541.34 × 8,715,515.70 - Step 4: Simplify right side
16,057,840.14x = 193,131,830,453,569.03 - Step 5: Solve for x
x = 193,131,830,453,569.03/16,057,840.14 - Step 6: Final answer
x = 12,027,260.75
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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.