Finding the Fourth Proportional to 8,554,119.84, 11,804,685.12 and 4,686,787.44
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Solution
The fourth proportional to 8,554,119.84, 11,804,685.12 and 4,686,787.44 is: 6,467,766.53
Step by Step Solution
- Step 1: Write the proportion equation
8,554,119.84 : 11,804,685.12 = 4,686,787.44 : x - Step 2: Convert to fraction form
8,554,119.84/11,804,685.12 = 4,686,787.44/x - Step 3: Cross multiply
8,554,119.84x = 11,804,685.12 × 4,686,787.44 - Step 4: Simplify right side
8,554,119.84x = 55,326,049,953,570.89 - Step 5: Solve for x
x = 55,326,049,953,570.89/8,554,119.84 - Step 6: Final answer
x = 6,467,766.53
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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.