Finding the Fourth Proportional to 10,687,809.08, 14,748,817.71 and 6,334,310.82
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Solution
The fourth proportional to 10,687,809.08, 14,748,817.71 and 6,334,310.82 is: 8,741,136.27
Step by Step Solution
- Step 1: Write the proportion equation
10,687,809.08 : 14,748,817.71 = 6,334,310.82 : x - Step 2: Convert to fraction form
10,687,809.08/14,748,817.71 = 6,334,310.82/x - Step 3: Cross multiply
10,687,809.08x = 14,748,817.71 × 6,334,310.82 - Step 4: Simplify right side
10,687,809.08x = 93,423,595,602,660.62 - Step 5: Solve for x
x = 93,423,595,602,660.62/10,687,809.08 - Step 6: Final answer
x = 8,741,136.27
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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.