Finding the Fourth Proportional to 6,909,614.57, 10,364,048.18 and 2,117,317.67
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Solution
The fourth proportional to 6,909,614.57, 10,364,048.18 and 2,117,317.67 is: 3,175,861.99
Step by Step Solution
- Step 1: Write the proportion equation
6,909,614.57 : 10,364,048.18 = 2,117,317.67 : x - Step 2: Convert to fraction form
6,909,614.57/10,364,048.18 = 2,117,317.67/x - Step 3: Cross multiply
6,909,614.57x = 10,364,048.18 × 2,117,317.67 - Step 4: Simplify right side
6,909,614.57x = 21,943,982,281,838.51 - Step 5: Solve for x
x = 21,943,982,281,838.51/6,909,614.57 - Step 6: Final answer
x = 3,175,861.99
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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.