Finding the Fourth Proportional to 18,982,598.16, 26,195,963 and 10,280,765.68
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Solution
The fourth proportional to 18,982,598.16, 26,195,963 and 10,280,765.68 is: 14,187,444.47
Step by Step Solution
- Step 1: Write the proportion equation
18,982,598.16 : 26,195,963 = 10,280,765.68 : x - Step 2: Convert to fraction form
18,982,598.16/26,195,963 = 10,280,765.68/x - Step 3: Cross multiply
18,982,598.16x = 26,195,963 × 10,280,765.68 - Step 4: Simplify right side
18,982,598.16x = 269,314,557,364,949.84 - Step 5: Solve for x
x = 269,314,557,364,949.84/18,982,598.16 - Step 6: Final answer
x = 14,187,444.47
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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.