Finding the Fourth Proportional to 17,563,954.06, 26,239,185.68 and 11,365,438.95
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Solution
The fourth proportional to 17,563,954.06, 26,239,185.68 and 11,365,438.95 is: 16,979,084.65
Step by Step Solution
- Step 1: Write the proportion equation
17,563,954.06 : 26,239,185.68 = 11,365,438.95 : x - Step 2: Convert to fraction form
17,563,954.06/26,239,185.68 = 11,365,438.95/x - Step 3: Cross multiply
17,563,954.06x = 26,239,185.68 × 11,365,438.95 - Step 4: Simplify right side
17,563,954.06x = 298,219,862,755,731.12 - Step 5: Solve for x
x = 298,219,862,755,731.12/17,563,954.06 - Step 6: Final answer
x = 16,979,084.65
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.