Finding the Fourth Proportional to 10,663,780.52, 14,717,776.80 and 6,536,107.70
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Solution
The fourth proportional to 10,663,780.52, 14,717,776.80 and 6,536,107.70 is: 9,020,907.18
Step by Step Solution
- Step 1: Write the proportion equation
10,663,780.52 : 14,717,776.80 = 6,536,107.70 : x - Step 2: Convert to fraction form
10,663,780.52/14,717,776.80 = 6,536,107.70/x - Step 3: Cross multiply
10,663,780.52x = 14,717,776.80 × 6,536,107.70 - Step 4: Simplify right side
10,663,780.52x = 96,196,974,269,361.38 - Step 5: Solve for x
x = 96,196,974,269,361.38/10,663,780.52 - Step 6: Final answer
x = 9,020,907.18
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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.