Finding the Fourth Proportional to 10,432,886.10, 15,649,142.34 and 4,283,532.48
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Solution
The fourth proportional to 10,432,886.10, 15,649,142.34 and 4,283,532.48 is: 6,425,222.02
Step by Step Solution
- Step 1: Write the proportion equation
10,432,886.10 : 15,649,142.34 = 4,283,532.48 : x - Step 2: Convert to fraction form
10,432,886.10/15,649,142.34 = 4,283,532.48/x - Step 3: Cross multiply
10,432,886.10x = 15,649,142.34 × 4,283,532.48 - Step 4: Simplify right side
10,432,886.10x = 67,033,609,497,533.21 - Step 5: Solve for x
x = 67,033,609,497,533.21/10,432,886.10 - Step 6: Final answer
x = 6,425,222.02
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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.