Finding the Fourth Proportional to 7,509,653.11, 11,260,753.05 and 2,391,415.99
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Solution
The fourth proportional to 7,509,653.11, 11,260,753.05 and 2,391,415.99 is: 3,585,937.26
Step by Step Solution
- Step 1: Write the proportion equation
7,509,653.11 : 11,260,753.05 = 2,391,415.99 : x - Step 2: Convert to fraction form
7,509,653.11/11,260,753.05 = 2,391,415.99/x - Step 3: Cross multiply
7,509,653.11x = 11,260,753.05 × 2,391,415.99 - Step 4: Simplify right side
7,509,653.11x = 26,929,144,903,211.27 - Step 5: Solve for x
x = 26,929,144,903,211.27/7,509,653.11 - Step 6: Final answer
x = 3,585,937.26
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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.