Finding the Fourth Proportional to 22,379,992.16, 33,569,988.24 and 14,805,186.44
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Solution
The fourth proportional to 22,379,992.16, 33,569,988.24 and 14,805,186.44 is: 22,207,779.66
Step by Step Solution
- Step 1: Write the proportion equation
22,379,992.16 : 33,569,988.24 = 14,805,186.44 : x - Step 2: Convert to fraction form
22,379,992.16/33,569,988.24 = 14,805,186.44/x - Step 3: Cross multiply
22,379,992.16x = 33,569,988.24 × 14,805,186.44 - Step 4: Simplify right side
22,379,992.16x = 497,009,934,681,807.50 - Step 5: Solve for x
x = 497,009,934,681,807.50/22,379,992.16 - Step 6: Final answer
x = 22,207,779.66
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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.