Finding the Fourth Proportional to 12,069,920.07, 16,656,805.37 and 6,563,616.96
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Solution
The fourth proportional to 12,069,920.07, 16,656,805.37 and 6,563,616.96 is: 9,057,963.07
Step by Step Solution
- Step 1: Write the proportion equation
12,069,920.07 : 16,656,805.37 = 6,563,616.96 : x - Step 2: Convert to fraction form
12,069,920.07/16,656,805.37 = 6,563,616.96/x - Step 3: Cross multiply
12,069,920.07x = 16,656,805.37 × 6,563,616.96 - Step 4: Simplify right side
12,069,920.07x = 109,328,890,225,951.06 - Step 5: Solve for x
x = 109,328,890,225,951.06/12,069,920.07 - Step 6: Final answer
x = 9,057,963.07
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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.