Finding the Fourth Proportional to 8,432,377.49, 11,636,684.57 and 4,564,898.44
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Solution
The fourth proportional to 8,432,377.49, 11,636,684.57 and 4,564,898.44 is: 6,299,561.81
Step by Step Solution
- Step 1: Write the proportion equation
8,432,377.49 : 11,636,684.57 = 4,564,898.44 : x - Step 2: Convert to fraction form
8,432,377.49/11,636,684.57 = 4,564,898.44/x - Step 3: Cross multiply
8,432,377.49x = 11,636,684.57 × 4,564,898.44 - Step 4: Simplify right side
8,432,377.49x = 53,120,283,222,685.60 - Step 5: Solve for x
x = 53,120,283,222,685.60/8,432,377.49 - Step 6: Final answer
x = 6,299,561.81
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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.