Finding the Fourth Proportional to 7,017,432.46, 10,526,141.64 and 2,641,388.98
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Solution
The fourth proportional to 7,017,432.46, 10,526,141.64 and 2,641,388.98 is: 3,962,080.82
Step by Step Solution
- Step 1: Write the proportion equation
7,017,432.46 : 10,526,141.64 = 2,641,388.98 : x - Step 2: Convert to fraction form
7,017,432.46/10,526,141.64 = 2,641,388.98/x - Step 3: Cross multiply
7,017,432.46x = 10,526,141.64 × 2,641,388.98 - Step 4: Simplify right side
7,017,432.46x = 27,803,634,529,815.13 - Step 5: Solve for x
x = 27,803,634,529,815.13/7,017,432.46 - Step 6: Final answer
x = 3,962,080.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.