Finding the Fourth Proportional to 16,057,838.14, 22,159,538.58 and 8,715,513.71
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Solution
The fourth proportional to 16,057,838.14, 22,159,538.58 and 8,715,513.71 is: 12,027,258.00
Step by Step Solution
- Step 1: Write the proportion equation
16,057,838.14 : 22,159,538.58 = 8,715,513.71 : x - Step 2: Convert to fraction form
16,057,838.14/22,159,538.58 = 8,715,513.71/x - Step 3: Cross multiply
16,057,838.14x = 22,159,538.58 × 8,715,513.71 - Step 4: Simplify right side
16,057,838.14x = 193,131,762,308,647.88 - Step 5: Solve for x
x = 193,131,762,308,647.88/16,057,838.14 - Step 6: Final answer
x = 12,027,258.00
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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.