Finding the Fourth Proportional to 17,818,313.49, 24,589,272.20 and 9,669,551.49
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Solution
The fourth proportional to 17,818,313.49, 24,589,272.20 and 9,669,551.49 is: 13,343,980.83
Step by Step Solution
- Step 1: Write the proportion equation
17,818,313.49 : 24,589,272.20 = 9,669,551.49 : x - Step 2: Convert to fraction form
17,818,313.49/24,589,272.20 = 9,669,551.49/x - Step 3: Cross multiply
17,818,313.49x = 24,589,272.20 × 9,669,551.49 - Step 4: Simplify right side
17,818,313.49x = 237,767,233,591,177.84 - Step 5: Solve for x
x = 237,767,233,591,177.84/17,818,313.49 - Step 6: Final answer
x = 13,343,980.83
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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.