Finding the Fourth Proportional to 18,963,204.05, 26,169,290.64 and 10,261,376.19
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Solution
The fourth proportional to 18,963,204.05, 26,169,290.64 and 10,261,376.19 is: 14,160,736.51
Step by Step Solution
- Step 1: Write the proportion equation
18,963,204.05 : 26,169,290.64 = 10,261,376.19 : x - Step 2: Convert to fraction form
18,963,204.05/26,169,290.64 = 10,261,376.19/x - Step 3: Cross multiply
18,963,204.05x = 26,169,290.64 × 10,261,376.19 - Step 4: Simplify right side
18,963,204.05x = 268,532,935,882,485.84 - Step 5: Solve for x
x = 268,532,935,882,485.84/18,963,204.05 - Step 6: Final answer
x = 14,160,736.51
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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.